- 1The action of obtaining something from a source or origin: the derivation of scientific laws from observationMore example sentences
- Although not a definitive indicator, the lack of abrasion is consistent with derivation from nearby sources.
- This suggests derivation from a similar source and/or a similar depositional age.
- But notice that this just pushes the assumption back, and eventually one will reach the beginning of the original derivation.
- 1.1The formation of a word from another word or from a root in the same or another language.More example sentences
- Often, he explains the linguistic derivation of a word or idiom.
- These differences relate to the historical derivation of the words in question: whether they were acquired directly from Latin or through French.
- On this account, the word based theories posit that lexical relations in Semitic languages are linked to derivations involving lexemes and morphemes.
- 1.2Origin; extraction: music of primarily Turkish derivationMore example sentences
- He is of mainly Dutch derivation, with some Japanese ancestry, as well.
- The argument conveniently ignores the political reality of devolution, ie that we are Europeans through contribution, not derivation.
- One young man whose derivation, I found out, was by way of Pakistan, had to leave in the middle of the semester.
- 1.3 [count noun] Something derived; a derivative: a good dictionary includes derivationsMore example sentences
- Essentially a derivation of sherry, the recipe is attributed to the original French monks who settled at the Abbey in the 1880s.
- 2 Linguistics The set of stages that link a sentence in a natural language to its underlying logical form.More example sentences
- From a metalinguistic framework, a first distinction may be proposed between tasks that involve morphological derivation in sentence completion and tasks that place a heavier load on explicit segmentation.
- Compared with delayed dyslexies, phonological dyslexies were impaired in the suffix deletion task but not in derivation in a sentence context.
- But there must be some logical explanation and derivation, that fits with the current definition, mustn't there?
- 3 Mathematics The process of deducing a new formula, theorem, etc., from previously accepted statements.More example sentences
- But here is an elementary (no calculus) derivation that pulls together several useful but mostly disregarded in the pre-college mathematics ideas.
- Sometimes when going through a long algebraic derivation, I will ask each student in turn: ‘Clara, what is the next step in solving for [lambda]?’
- His derivation of the estimates is a tour de force and the applications in algebraic geometry are beautiful.
- 3.1 [count noun] A sequence of statements showing that a formula, theorem, etc., is a consequence of previously accepted statements.More example sentences
- The work is a survey of Kerala mathematics and, very unusually for an Indian mathematical text, it contains proofs of the theorems and gives derivations of the rules it contains.
- After Arbogast died in 1803, Français inherited his mathematical papers and continued to work on the calculus of derivations.
- Here is a mathematical derivation of the two values.
- More example sentences
- However, the assumptions that are the ‘building blocks ‘of the derivational dating methods of the physical world are severely cracked.’
- Good examples of the former are the special issues in journals on experimental studies of inflectional, morphemic compounding, and derivational morphology in relation to learning to read and spell.
- Presumably, children would rely on the consistent phoneme-to-grapheme conversion rules to spell regular words whereas they might rely on derivational relations to spell morphological words.
late Middle English (denoting the drawing of a fluid, especially pus or blood; also in the sense 'formation of a word from another word'): from Latin derivatio(n-), from the verb derivare (see derive).