(n): a string of words satisfying the grammatical rules of a language
(n): some linguists consider interrogative sentences to constitute a mood
(n): verb inflections that express how the action or state is conceived by the speaker
(adj): relating to verbs in the so-called interrogative mood
(adj): vs. declarative), interrogatory (vs. declaratory) -- (relating to the use of or having the nature of an interrogation
