DICT.TW Dictionary Taiwan

 light-head·ed·ness /ˈlaɪtˈhɛdədnəs/ 名詞
 頭運眼花,頭暈目眩

 Light-head·ed a.
 1. Disordered in the head; dizzy; feeling faint; delirious. [wns=1]
 Syn: -- faint, swooning, lightheaded.
 2. Thoughtless; heedless; volatile; unsteady; fickle; loose; lacking seriousness; given to frivolity; as, light-headed teenagers. [wns=2]  “Light-headed, weak men.”
 Syn: -- airheaded, dizzy, empty-headed, featherbrained, giddy, lightheaded, silly.
 -- Light-head*ed*ness, n.
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 lightheadedness
      n 1: a reeling sensation; feeling about to fall [syn: dizziness,
            giddiness, vertigo]
      2: a frivolous lack of prudence