conduct an inquiry or investigation of; "The district attorney's office investigated reports of possible irregularities"; "inquire into the disappearance of the rich old lady"
investigate scientifically; "Let's investigate the syntax of Chinese"
to a moderately sufficient extent or degree; "the shoes are priced reasonably"; "he is fairly clever with computers"; "they lived comfortably within reason"
affected by a disorder of the mind; "a mental patient"; "mental illness"
involving the mind or an intellectual process; "mental images of happy times"; "mental calculations"; "in a terrible mental state"; "mental suffering"; "free from mental defects"
of or relating to the chin- or liplike structure in insects and certain mollusks
of or relating to the mind; "mental powers"; "mental development"; "mental hygiene"
remove irrational quantities from; "This function can be rationalized"
think rationally; employ logic or reason; "When one wonders why one is doing certain things, one should rationalize"
structure and run according to rational or scientific principles in order to achieve desired results; "We rationalized the factory's production and raised profits"
much greater than the normal; "abnormal profits"; "abnormal ambition"
not normal; not typical or usual or regular or conforming to a norm; "abnormal powers of concentration"; "abnormal amounts of rain"; "abnormal circumstances"; "an abnormal interest in food"
departing from the normal in e.g. intelligence and development; "they were heartbroken when they learned their child was abnormal"; "an abnormal personality"
that time; that moment; "we will arrive before then"; "we were friends from then on"
subsequently or soon afterward (often used as sentence connectors); "then he left"; "go left first, then right"; "first came lightning, then thunder"; "we watched the late movie and then went to bed"; "and so home and to bed"
at that time; "I was young then"; "prices were lower back then"; "science as it was then taught"
in that case or as a consequence; "if he didn't take it, then who did?"; "keep it then if you want to"; "the case, then, is closed"; "you've made up your mind then?"; "then you'll be rich"
(Greek mythology) a beautiful princess loved by Cupid who visited her at night and told her she must not try to see him; became the personification of the soul
sound practical judgment; "Common sense is not so common"; "he hasn't got the sense God gave little green apples"; "fortunately she had the good sense to run away"