Definitions from Wiktionary ( )

▸ noun:  A worded or expressed sentence, phrase, or only a word on its own, which asks for information, a reply, or a response; an interrogative.
▸ noun:  A subject or topic for consideration or investigation.
▸ noun:  A doubt or challenge about the truth, accuracy, or validity of a matter.
▸ noun:  A proposal to a meeting as a topic for deliberation.
▸ noun:  (now archaic, historical, chiefly with definite article) Interrogation by torture.
▸ noun:  (obsolete) Talk; conversation; speech.
▸ verb:  (transitive) To ask questions of; to interrogate; to ask for information.
▸ verb:  (transitive) To raise doubts about; have doubts about.
▸ verb:  (intransitive) To ask a question or questions; inquire or seek to know; examine.
▸ verb:  (intransitive, obsolete) To argue; to converse; to dispute.

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