Sexual maturity is reached at 24 – 27 months.

Sexual maturity is reached by 12 months.

Sexual maturity requires approximately two years.

Sexual maturity is reached at around nine months old.

Sexual maturity for the pygmy hippopotamus occurs between three and five years of age.

Sexual maturity is reached between seven and 15 years of age in Baird ’ s beaked whales and northern bottlenose whales.

Sexual maturity occurs in the gaur's second or third year.

Sexual maturity and breeding behavior do not appear in the condor until 5 or 6 years of age.

* Sexual maturity, the stage when an organism can reproduce, though it is distinct from adulthood

Sexual maturity is reached after one year of age.

– S / M – sacred prostitution – Marquis de Sade – sadism – sadist – sadomasochism – sadomasochistic sacrifice – safe sex – safe, sane and consensual – safer sex – safeword – saliromania – salirophilia – salpingectomy – salpingitis – same-sex marriage – same-sex partnership – sanitary napkin – sanitary pad – sanitary towel – sanky-panky – sapphic – sapphism – saptha padhi – Sarcoptes scabiei – satan worship – satyr – satyriasis – saucy seaside postcard-sausage party – scabies – scarfing – scarification – scat – scatology – scatophilia – scene ( BDSM ) – scopophilia – scoptolagnia – scoptophilia – scratching ( sexology ) – Screw magazine – scrotal inflation – scrotal infusion – scrotal piercing – scrotal stretching – scrotum – scuba fetishism – second skin – secondary sex characteristic – secondary virginity – secret vice – secular law – seduction – see-through clothing – self-abuse – self-bondage – self-isolation – semen – semen allergy – semen swapping – semen-loss anxiety – semen-loss syndrome – semeniferous tubules – seminal colliculus – seminal plasma – seminal plasma hypersensitivity – seminal vesicle – seminiferous tubules – sensate focus – sensate focus exercises – sensate focusing – sensation play ( BDSM ) – sensory compensation – sensory deprivation – sensory enhancement – sensory overload – sensuality – separatist feminism – septa of testis – septum of the penis – seraglio – serendipitous – serial killing – serial monogamy – seronegative – seropositive – serosorting – serotonin – serous tumor – Sertoli cell – Sertoli-Leydig cell tumor – service-oriented – session wrestler – seven-year itch – sex – sex act – sex addict – sex addiction – sex adjunctive – sex adventitious – sex aid – sex allergy – sex assignment – sex boutique – sex change – sex chromatin – sex client – sex club – sex coaching – sex compulsion – sex cord-stromal tumor – sex crime – sex derivative – sex diet – sex doll – sex drive – sex education – sex flush – sex game – sex hormone – sex hormone binding globulin – sex hotel – sex hotline – sex industry-sex in space – sex irreducible – sex machine – sex magic – sex magick – sex manual – sex museum – sex nexus – sex object – sex of rearing – sex offender – sex parties – sex position – sex reassignment ( disambiguation ) – sex reassignment surgery – sex reassignment surgery female-to-male – sex reassignment surgery male-to-female – sex restaurant – sex ring – sex role – sex scandal – sex shop – sex show – sex steroid – sex strike – sex surrogate – sex symbol – sex tape – sex therapist – sex therapy – sex tourism – sex toy – sex traffic – sex trafficking – sex urge – sex with your ex – sex worker – sex-contact magazine – sex-determining system – sex-hormone therapy – sex-positive – sex-positive feminism – Sexaholics Anonymous – sexercise – sexism – sexless marriage – Sexmuseum – sexological education – sexologist – sexology – sexosophy – sexploitation – sexsomnia-sexting – sexual aberration – sexual abstinence – sexual abuse – sexual acronyms – sexual act – sexual activities – sexual addiction – sexual anatomy – sexual anomalies – sexual arousal – sexual assault – sexual attraction – sexual availability – Sexual Behavior in the Human Female – Sexual Behavior in the Human Male – sexual bondage – sexual characteristics ( disambiguation ) – sexual child abuse – sexual compulsion – Sexual Compulsives Anonymous – sexual confidence – sexual congress – sexual continence – sexual desire – sexual development – sexual deviancy -- sexual deviant – sexual deviation – sexual differentiation – sexual dimorphism – sexual dissatisfaction – sexual drive – sexual dysfunction – sexual equality – sexual ethics – sexual ethnology – sexual exploitation – sexual fantasy – sexual fetish – sexual fetishism – sexual fetishist – sexual fidelity – sexual flush – Sexual Freedom Coalition – sexual frequency – sexual frustration – sexual game – sexual harassment – sexual health – sexual health clinic – sexual history – sexual inadequacy – sexual identity – sexual intercourse – sexual intimacy – sexual inversion – sexual jealousy – sexual liberation – sexual lubricant – sexual malfunction – sexual maturation – sexual maturity – sexual medicine – sexual misconduct – sexual morality – sexual mores – sexual network – sexual norm – sexual orientation – Sexual orientation and Wicca – Sexual orientation change efforts – Sexual Identity Therapy – sexual outlet – sexual partner – sexual perversion – sexual perversity – sexual politics – sexual predator – sexual problem – sexual prop – sexual prowess – sexual reassignment surgery – sexual rehearsal play – sexual revolution – sexual ritual – sexual roleplaying – sexual sadism – sexual script – sexual slang – sexual slavery – sexual stimulation – sexual surrogate – sexual tension – sexual trophy – sexual violence – sexuality – sexuality education – sexuality in older age – Sexuality Information and Education Council of the United States – obsessive-compulsive disorder and sexuality – sexually active – sexually dimorphic nucleus – sexually transmissible disease – sexually transmitted disease – sexually violent predator – sexuoerotic – sexuoerotic tragedy – sexuoerotic body image fixation – sexuoeroticism – shaving ( sexology ) – shemale – shidduch – shim-pua marriage – shocker ( hand gesture ) – shoe dangling – shoe fetishism – shotacon – shotgun wedding – showers ( sexology ) – shunga – shyness – side entry missionary position – siderodromophilia – SIECUS – sigheh – significant other – Volkmar Sigusch – sildenafil citrate – Silver Ring Thing – Sin City ( description ) – sindoor – single – single mother – single parent – single status affidavit – singles bar – sinus ( disambiguation ) – sissy – sissy boy – sitophilia – situational child molester – situational sexual behaviour – sixty-nine – size queen – Skene's ducts – Skene's gland – Skene's glands – Skoptzy – slap and tickle-slapper – slapping ( BDSM ) – slave ( BDSM ) – sleep sex – sleeping princess syndrome – sleeping together – sleepsex – sling – sloppy seconds – slut – smegma – smoking fetishism – smotherbox – snapping pussy – snowballing – soapland – social distancing – social host liability-social vice – Society for Human Sexuality – Society for the Scientific Study of Sexuality – sociobiological theories of rape – sodomy – sodomy law – soft butch – soft chancre – softcore pornography – soggy biscuit – soiree-soixante-neuf – solicitation – soliciting – solitary vice – sologamy – solosexuality – somatic – somatotropin – somesthetic – somnophilia – sororal polygyny – sororate marriage – sounding – spandex fetishism – spanking – Spartan pederasty – spay – spectrophilia – speculum – speed dating – sperm – sperm bank – sperm competition – sperm count – sperm donation – sperm donor – sperm motility – sperm sample – spermatic cord – spermatic duct – spermatid – spermatidogenesis – spermatocele – spermatocyte – spermatocytogenesis – spermatogenesis – spermatogonium – spermatophobia – spermatophore – spermatorrhea – spermatozoa – spermatozoon – spermicide – spermiogenesis – sphincter – spinnbarkeit – spinster – spin the bottle-spiritual marriage – spiritual wifery – spit roast ( sex ) – spitting fetishism – splanchnic nerves – splash conception – split beaver – splitting – sploshing – spoiled orgasm – spongy urethra – spoons position – spousal abuse – spreadeagle – squashing of the deckchair position – squeeze technique – stag party – stalking – standing sex position – stapling ( sexology ) – statutory rape – STD – STD clinic – STD testing – steatopygia – stem pessary – stereocilia ( epididymis ) – sterility – human sterilization ( surgical procedure ) – steroid hormones – STI – stigmatic / eligibilic paraphilia – stigmatophilia – stimulus-response theory – Stockholm syndrome – stocking fetishism – Stonewall riots – stop and go exercises – stop-start technique – Marie Stopes – Story of O – strangling ( sexology ) – strangulation – strap-on dildo – Street Offences Act 1959 – street prostitution – streetwalker – stretching ( sexology ) – string bondage – strip poker – strip pub – strip search – stripping – stripping fetishism – striptease – stroma of ovary – stuffing ( fetish ) – stuffing ( sexology ) – subbing – subcutaneous tissue of penis – subfertility – subincision – sublimation – subliminal tape – submission – submission ( BDSM ) – submissive ( BDSM ) – subpersonality – succubus – sugar daddy – supernumerary nipple – support group – surface epithelial-stromal tumor – surgical fetishism – surrendered wife – surrogate mother – suspension – suspensory ligament of the ovary – suspensory ligament of the penis – suttee – suturing ( sexology ) – swara – swayamvara – sweetheart – sweetheart scam – swimsuit fetishism – swing ( sexology ) – swing club – swinger – swinging – swinging both ways – swish – switch ( BDSM ) – switch ( sexuality ) – sworn virgin – Swyer syndrome – Sybian – sympathetic nervous system – symphorophilia – symphysis pubis dysfunction – symptothermal method – synechial membrane – syphilis –

Sexual maturity is reached at 8-11 years for both sexes in the offshore form off South Africa.

Sexual maturity occurs at one year of age.

Sexual maturity is reached at 8 – 10 months.

Sexual maturity is reached at close to for males and for females.

Sexual maturity is reached at 11 – 18 months for males, and 20 – 36 months for females.

Sexual maturity is thought to be obtained at 3 or 4 years of age.

Sexual maturity is reached after 10 – 12 months.

Sexual maturity is reached after 10-12 months.

It is important to know that a consensual fight between two adults is not an assault, but that an individual cannot consent to an Assault with Weapon, Assault Causing Bodily Harm, Aggravated Assault, or any Sexual Assault.

The Five Precepts of the Daoist religion include No Sexual Misconduct, which is interpreted as prohibiting extramarital sex for lay practitioners and marriage or sexual intercourse for monks and nuns.

Nancy Friday's book, Men in Love-Men's Sexual Fantasies: The Triumph of Love over Rage claims that swallowing ejaculate is high on the intimacy scale.

# Sexual immorality is forbidden.

Sexual selection is the only theory thus far that explains the sexual dimorphism seen in the hair patterns of men and women.

Sexual dimorphism is also apparent in the skull ; adult males have longer lower jaws than females, and have larger occipital crests.

Sexual orientation is therefore not considered an issue.

In a 1951 symposium discussing psychiatrist Benjamin Karpman's paper " The Sexual Psychopath ," psychiatrist Emil Gutheil said, " Looking back upon my own experience with so-called psychopaths, I find one characteristic they all have in common, and that is their infantilism.

* Sexual Sadism: the recurrent urge or behavior involving acts in which the pain or humiliation of a person is sexually exciting.

The DSM's Paraphilia NOS is equivalent to the ICD-9's Sexual Disorder NOS.

Sexual arousal in association with objects that were designed for sexual purposes is not diagnosable in DSM-IV ( DSM, p. 570 ).

Sexual dimorphism peaks during weaning when the females lose weight and the males start eating more, and is at its lowest when the females are pregnant, which is also when the males are tired from breeding.

Sexual selection, a concept introduced by Charles Darwin in his 1859 book On the Origin of Species, is a significant element of his theory of natural selection.

Sexual preference creates a tendency towards assortative mating or homogamy, providing a system by which a group otherwise invaded by diverse genes is able to suppress their effects and diverge genetically.

Sexual reproduction is a process specific to eukaryotes, organisms whose cells contain a nucleus and mitochondria.

Sexual intercourse, also known as copulation or coitus, is commonly defined as the insertion of a male's penis into a female's vagina for the purposes of sexual pleasure or reproduction.

Sexual intercourse between non-human animals is more often referred to as copulation ; for most, mating and copulation occurs at the point of estrus ( the most fertile period of time in the female's reproductive cycle ), which increases the chances of successful impregnation.

Sexual intercourse is also known as copulation, coitus or coition ; coitus is derived from the Latin word coitio or coire, meaning " a coming together or joining together " or " to go together " and is usually defined as penile-vaginal penetration.

Sexual activity using these devices is called protected sex.

Of his thirteen number-one singles, all of which reached that position on Billboard's R & B charts, " Sexual Healing " was his longest-running, at ten weeks, which then set a record as the most weeks spent at number-one for an R & B single of all time after the R & B chart was reinstated in November 1965 and was later overtaken by 1990s singles such as Whitney Houston's " I Will Always Love You " and R. Kelly's " Bump n ' Grind ".

Sexual maturity is reached at between 1 – 3 years.

Sexual maturity is reached at about two years old.

Sexual maturity is reached from 5 to 7 years old for females, and 7 to 8 years for males.

Sexual maturity is reached at 10 months, and the females usually breed within the first year.

Sexual maturity is reached at 15 – 40 years ; large seed crops are produced at 2 – 5 year intervals.

Although both " Obsession " and " Sexual Revolution " reached the top spot of the Eurocharts, their presence in the US and the UK was limited to club chart successes ( though " Crucified " reached the Top 40 in the UK Singles Chart in February 1992 ).

Sexual maturity is reached at 10 years in females and 12 years in males.

Sexual maturity can be reached at 3 years.

Sexual maturity is reached at about 2 years, and it can live up to 13 years.

Sexual maturity is reached after two to three years, and the life span can be up to 20 years.

" Leading single " The Impossible Dream ( The Quest )," which was featured in a publicity campaign for the comeback fight of German boxer Henry Maske, and " Sexual Healing ," a duet with American singer Ne-Yo, reached the top ten and top twenty of the singles charts respectively.