Definitions from Wiktionary ( )

▸ noun:  A cause:
▸ noun:  That which causes something: an efficient cause, a proximate cause.
▸ noun:  A motive for an action or a determination.
▸ noun:  An excuse: a thought or a consideration offered in support of a determination or an opinion; that which is offered or accepted as an explanation.
▸ noun:  (logic) A premise placed after its conclusion.
▸ noun:  (uncountable) Rational thinking (or the capacity for it); the cognitive faculties, collectively, of conception, judgment, deduction and intuition.
▸ noun:  (obsolete) Something reasonable, in accordance with thought; justice.
▸ noun:  (mathematics, obsolete) Ratio; proportion.
▸ verb:  (intransitive) To deduce or come to a conclusion by being rational
▸ verb:  (intransitive) To perform a process of deduction or of induction, in order to convince or to confute; to argue.
▸ verb:  (intransitive, obsolete) To converse; to compare opinions.
▸ verb:  (ambitransitive) To arrange and present the reasons for or against; to examine or discuss by arguments; to debate or discuss.
▸ verb:  (transitive, rare) To support with reasons, as a request.
▸ verb:  (transitive) To persuade by reasoning or argument.
▸ verb:  (transitive, with down) To overcome or conquer by adducing reasons.
▸ verb:  (transitive, usually with out) To find by logical process; to explain or justify by reason or argument.
▸ noun:  A wall plate.
▸ noun:  A surname.

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