回頭

かいとう

turning round (a ship); changing course; veering

頭が回らない

あたまがまわらない

muddleheaded, knowing no better, not thinking about

頭が下がる

あたまがさがる

to admire greatly, to salute (in admiration), to take one's hat off to

下前頭回

かぜんとうかい

inferior frontal gyrus

頭の回転

あたまのかいてん

thoughts, thinking

横側頭回

おうそくとうかい

transverse temporal gyri, ridges on the cerebral cortex, Heschl's gyri, Heschl's convolutions

中前頭回

ちゅうぜんとうかい

middle frontal gyrus

上前頭回

じょうぜんとうかい

superior frontal gyrus

頭の回転が速い

あたまのかいてんがはやい

quick-witted, bright, rapid thinking

頭の回転が遅い

あたまのかいてんがおそい

slow-witted, dull, slow on the uptake

目が回る

めがまわる

to be dizzy, to feel faint, to feel giddy

舌が回る

したがまわる

to speak without hesitation or problems, to speak fluently or skillfully, to be talkative, to have a glib tongue

気が回る

きがまわる

to be attentive to small details

手が回る

てがまわる

to leave nothing undone; to give good service; to attend to everything; to see to something properly

ツケが回る

ツケがまわる

you'll have to pay for it; the bill will come due; there's no escaping

頭がさえる

あたまがさえる

to be clear-headed

頭が切れる

あたまがきれる

to be sharp, to be keen, to be on the ball, to have a mind like a steel trap, to be clever

頭を回らす

こうべをめぐらす

to turn one's head; to look over one's shoulder; to turn around; to look back

頭が変

あたまがへん

crazy, disturbed, mad