lightheadedness

• Nom désignant un état de vertige ou d'instabilité, comme si l'on allait s'évanouir, ou un manque de sérieux et de prudence.

A noun describing a state of feeling dizzy or unsteady, as if about to fall, or a lack of seriousness and prudence.

indénombrable

1. Dizziness or faintnessB2formalmedical

   A reeling sensation; a feeling that you are about to fall or lose consciousness.

   Sensation de vertige

   • The patient complained of lightheadedness after standing up too quickly.
   • Dehydration can cause lightheadedness and fatigue.
   • She experienced a sudden lightheadedness during the long flight.

   Synonymesdizzinessfaintnessgiddinessvertigo

2. Frivolity or lack of seriousnessC1formal

   A state of being frivolous or lacking prudence; a carefree or silly attitude.

   Légèreté d'esprit

   • His lightheadedness during the meeting annoyed his colleagues.
   • The decision was made with a lightheadedness that ignored the risks.
   • Her lightheadedness in financial matters led to trouble.

   Synonymesflightinessflippancyfrivolitygiddinesslevitysillinessthoughtlessness

   Antonymesgravityseriousnesssobrietysolemnity