n. a measure of a person's intelligence as indicated by an intelligence test; the ratio of a person's mental age to their chronological age (multiplied by 100). Syn. -- intelligence quotient, IQ. [ WordNet 1.5 ]
[みず, mizu](n) (1) (See 湯・ゆ・1) water (esp. cool, fresh water, e.g. drinking water); (2) fluid (esp. in an animal tissue); liquid; (3) flood; floodwaters; (4) (See 力水) water offered to sumo wrestlers just prior to a bout; (5) (See 水入り) break granted to sumo wrestlers engaged in a prolonged bout; (P)#197[Add to Longdo]
[ない, nai](adj-i) (1) (uk) (See 亡い) nonexistent; not being (there); (2) unpossessed; unowned; not had; (3) (See またとない) unique; (4) (as ...ことがない, etc.) indicates negation, inexperience, unnecessariness or impossibility; (aux-adj) (5) (See ない) (after the ren'youkei form of an adjective) not ...; (6) (after the -te form of a verb) to not be...; to have not ...; (P)#952[Add to Longdo]