Definitions from Wiktionary ( )

▸ verb:  (transitive) To reach (a conclusion) by applying rules of logic or other forms of reasoning to given premises or known facts.
▸ verb:  (transitive, uncommon) To examine, explain, or record (something) in an orderly manner.
▸ verb:  (transitive, archaic) To obtain (something) from some source; to derive.
▸ verb:  (intransitive, archaic) To be derived or obtained from some source.
▸ verb:  (transitive, obsolete) To take away (something); to deduct, to subtract (something).
▸ verb:  (transitive, obsolete, based on the word’s Latin etymon) To lead (something) forth.

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