LIGHTHEADED

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does lightheaded mean? 

• LIGHTHEADED (adjective)
  The adjective LIGHTHEADED has 2 senses:

1. weak and likely to lose consciousness

2. lacking seriousness; given to frivolity

  Familiarity information: LIGHTHEADED used as an adjective is rare.

 Dictionary entry details 

• LIGHTHEADED (adjective)

Sense 1

Meaning:

Weak and likely to lose consciousness

Synonyms:

faint; light; light-headed; lightheaded; swooning

Context example:

light-headed from lack of sleep

Similar:

ill; sick (affected by an impairment of normal physical or mental function)

Derivation:

lightheadedness (a reeling sensation; a feeling that you are about to fall)

Sense 2

Meaning:

Lacking seriousness; given to frivolity

Synonyms:

airheaded; dizzy; empty-headed; featherbrained; giddy; light-headed; lightheaded; silly

Context example:

silly giggles

Similar:

frivolous (not serious in content or attitude or behavior)

Derivation:

lightheadedness (a frivolous lack of prudence)

 Context examples 

Parkinson's Disease Quality of Life Scale (PDQUALIF) Changing position causes me to become lightheaded (lying to standing, or sitting to standing).

(PDQUALIF - Lightheadedness, NCI Thesaurus)

If you're about to faint, you'll feel dizzy, lightheaded, or nauseous.

(Fainting, NIH)

Many people feel lightheaded if they get up too quickly from sitting or lying down.

(Dizziness and Vertigo, NIH)

Have you ever felt dizzy, lightheaded, or as if the room is spinning around you?

(Balance Problems, NIH: National Institute on Deafness and Other Communication Disorders)

When you're dizzy, you may feel lightheaded or lose your balance.

(Dizziness and Vertigo, NIH)