Dizziness, giddiness, or a fit of this; swooning, a swoon.

Swooning.

Fainting, syncope.

The action of swooning or the condition of one who has swooned; syncope. Without article, in to fall, lie in (occasionally on, of) swoon. archaic.

Swooning, fainting.

(a) Fainting, swooning. (b) A condition of suffering from oppressive heat.

A fainting or being overcome with heat.

swooning.

(also attributive).

condition of ‘syncopizing’, syncope.

Swooning.

Fainting, swooning, syncope; an instance of this. †Also figurative.

A faint, a swoon. Obsolete.

Failure, cessation; esp. sudden failure of the bodily or mental powers, fainting. Obsolete.

without article: = swoon, n. 1a. rare.

Partial or incipient blackout (blackout, n. 2) experienced by a person subjected to strong accelerative forces, esp. during flying; (more generally)…