The exact derivation is unclear, with the Old English fiæll or feallan and the Old Norse fall all being possible candidates.

home ), itself a derivation from " live " (> Greek, Latin sinō ); then, the Germanic * χimbra-finds an exact cognate in Slavic sębrъ " farmer " (> Croatian, Serbian sebar, Russ.

The exact derivation of the term is unknown, but it has been thought that in early Canadian football, the scoring of a single was signalled with a red flag.

The name is ancient in the Irish Gaelic language, but its exact meaning and derivation remain unclear.

The exact derivation of the name Buena Park is uncertain.

* Analysis of the 5 Regular Polyhedra gives a step-by-step derivation of these exact values.

Equation ( 7 ) is exact for the volume averages ; i. e., no approximations have been made during its derivation.

The word " Alay " has no exact meaning or obvious derivation.

The exact derivation of the name ' Harlech ' is unclear.

Arriving at the exact derivation of a placename is often not possible.

The ostar-is related to Old High German ōstan " eastern ", but its exact derivation is unclear.

A similar theorem exists in density functional theory ( DFT ) for relating the exact first vertical ionization energy and electron affinity to the HOMO and LUMO energies, although both the derivation and the precise statement differ from that of Koopmans ' theorem.

In statistics, an exact ( significance ) test is a test where all assumptions upon which the derivation of the distribution of the test statistic is based are met, as opposed to an approximate test, in which the approximation may be made as close as desired by making the sample size big enough.

Finally, it is important to realize that Lighthill's equation is exact in the sense that no approximations of any kind have been made in its derivation.

The alphorn's exact origins remain indeterminate, and the ubiquity of horn-like signal instruments in valleys throughout Europe may indicate a long history of cross influences regarding their construction and usage.

However, the usage of both terms varies among authors, including the exact scope of each.

The exact meaning of this old term, and the reasons it came into common usage, are unknown ; in Scandinavian languages, lapp means " a patch of cloth for mending ", which may be a description of the clothing, called a gakti, that the Sámi wear.

The exact meaning of such usage varies as well.

If the commodity is quantified in weights according to the usage of its traders, its weight must be determined, and if it is quantified through measures, its exact measure should be known.

While " melting " was in common use the exact term " melting pot " came into general usage in 1908, after the premiere of the play The Melting Pot by Israel Zangwill.

The exact term " melting pot " came into general usage in the United States after it was used as a metaphor describing a fusion of nationalities, cultures and ethnicities in the 1908 play of the same name, first performed in Washington, D. C., where the immigrant protagonist declared:

Strictly speaking, ostinati should have exact repetition, but in common usage, the term covers repetition with variation and development, such as the alteration of an ostinato line to fit changing harmonies or keys.

By the middle of the 19th century modern meanings had more or less stabilised, although purists continue to debate the exact differences, or lack of them, between brig, brigantine, and hermaphrodite brig in both English and American usage.

There has never been an exact distinction of usage between a bull and a brief, but nowadays most letters, including encyclicals, are issued as briefs.

The exact shape and usage of the flags was determined by Royal Decree on 26 September 1867.

The age at which speakers begin to immerse themselves into a language ( such as English ) is linked to the degree in which native speakers are able to detect a non-native accent ; the exact nature of the link is disputed amongst scholars and may be affected by " neurological plasticity, cognitive development, motivation, psychosocial states, formal instruction, language learning aptitude ," and the usage of their first ( L1 ) and second ( L2 ) languages.

") In this usage, the ordinality of the approximation is not exact, but is used to emphasize its insignificance ; the higher the number used, the less important the effect.

The exact threshold of " wideness " often depends on the context, but for common usage, " wide " bandgap typically refers to material with a band gap significantly greater than that of the commonly-used semiconductors, Silicon ( 1. 1 eV ) or gallium arsenide ( 1. 4 eV ).

Monteverdi states the orchestral requirements at the beginning of his published score, but in accordance with the practice of the day he does not specify their exact usage.

It is thus rather ironic that frequent military reorganizations and looseness of usage during the war itself make it difficult to pinpoint the exact date at which this army formally came into existence.

All of these terms lack rigorous definitions and exact usage varies between authors, between institutions and over time.

Ironically, the usage of Monteverdi in the seconda pratica largely agreed with his book, at least conceptually ; the differences between Monteverdi's music and Artusi's theory were in the importance of the different voices, and the exact intervals used in shaping the melodic line.

Note that each ArmSCII encoding also has several minor variants, depending on the revision of the related Armenian standard ( which was not made official before 1997, and was defined informally before that ; this has caused various confusions and the mappings described below are just best practices according to the latest 1997 revision of the Armenian standard ); that may change the exact mapping and usage of a few punctuation characters and symbols.

While hasbara literally means " explanation ", its exact import in its current usage is debated.

The exact meaning of the term varies by usage.

However, the exact title " Presiding Bishop " did not come into usage until shortly after Partridge's death, when subordinate Bishops began to be appointed his successors during the Nauvoo era.

Like many film genres, the exact definition is often in the eye of the beholder, but Hollywood did produce and market a number of topical films in the 1930s and by the 1940s, the term " social problem " or " message " film was conventional in its usage among the film industry and the public.

Indeed, one can find in Kabbalistic medical manuals cryptic references to the hidden powers of mandrake, harmal and other psychoactive plants, though the exact usage of these powers is hard to decipher.

There is every reason to recognize that in the very last years of his life, as we shall see, Thompson did take the drug in carefully rationed doses to ease the pains of his illness, but the exact date at which this began has never been determined.

On most drill presses, it is impossible to get the exact speed, but you can come close by adjusting the drive belt on the step-cone pulleys.

The collective by which I address you in the title above is neither patronizing nor jocose but an exact industrial term in use among professional thieves.

In free-burning electric arcs, for instance, approximately 90% of the total arc power is transferred to the anode giving rise to local heat fluxes in excess of Af as measured by the authors -- the exact value depending on the arc atmosphere.

If work is substituted for things ( with more exact contribution to meaning ), it will have dominant stress.

Authorities hesitate to quote exact figures, however, believing that any sum they come up with is only a surface manifestation -- turned up by their inevitably limited policing -- of the real loot of the medical racketeer.

A difference of opinion arose between Mr. Martinelli and John P. Bourcier, town solicitor, over the exact manner in which the vote is handled.

This is an exact description of what Mr. Sansom does.

The exact number and placement of Endosymbiotic theory | endosymbiotic events is currently unknown, so this diagram can be taken only as a general guide It represents the most parsimonious way of explaining the three types of endosymbiotic origins of plastids.

In New Jersey, for example, the Administrative Office of the Court has promulgated a form of notice of appeal for use by appellants, though using this exact form is not mandatory and the failure to use it is not a jurisdictional defect provided that all pertinent information is set forth in whatever form of notice of appeal is used.

: " It is true that I can speak the exact, the idiomatic English.

It is instrumental for keeping time, in that UTC is basically the atomic time synchronized to Earth's rotation by means of exact observations.

At the exact midpoint between the two pKa values, the trace amount of net negative and trace of net positive ions exactly balance, so that average net charge of all forms present is zero.

This is known through the writings of John of Salisbury, who is thought to have been a near exact contemporary student of Alan of Lille.

The exact number and extent of these pagi is unclear and probably changed over time.

Most of those who identify themselves as Ainu still live in this same region, though the exact number of living Ainu is unknown.

His exact birth site is unclear because he was born about the time his mother was making a difficult trip home from burying Jackson's father.

" Biographer Trefousse indicates that Johnson's drinking on the occasion was the result of ill health which began before his arrival in Washington, though the exact nature of the ailment is not specified.

In addition to being married to Jochebed, Amram is also described in the Bible as having been related to Jochebed prior to the marriage, although the exact relationship is uncertain ; some Greek and Latin manuscripts of the Septuagint state that Jochebed was Amram's father's cousin, and others state that Amram was Jochebed's cousin, but the Masoretic text states that he was Jochebed's nephew.