Learn how to say Derivational correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word derivation:
1the action of obtaining something from a source or origin:
the derivation of scientific laws from observation
the formation of a word from another word or from a root in the same or another language.
music of primarily Turkish derivation
[count noun] something derived; a derivative:
a good dictionary includes derivations
2 Linguistics the set of stages that link a sentence in a natural language to its underlying logical form.
3 Mathematics the process of deducing a new formula, theorem, etc., from previously accepted statements.
[count noun] a sequence of statements showing that a formula, theorem, etc., is a consequence of previously accepted statements.
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)