Third-person singular simple present indicative form of twilight zone

A region or context located in between others and therefore not subject to their norms. / (geography) A deteriorating area surrounding a central business district.

To put or place into an indeterminate position; to be in an ambiguous, undetermined, or improper context.

(figuratively) A region in which surreal, supernatural, or fantastic events occur.

(intransitive) To experience or perceive something bizarre or fantastic. / (intransitive) To behave or occur in a confusing or unexpected manner.

The period in which the sun is 6°–12° below the horizon in the morning and evening.

The period in which the sun is between 12° and 18° below the horizon in the morning and evening.

(idiomatic) Old age.

An industry that is fading away, perhaps because replaced by newer technology, or facing a lack of critical resources or a lack of consumer interest

An amnesic condition characterized by insensibility to pain without loss of consciousness, induced by an injection of morphine and scopolamine, especially to relieve the pain of childbirth.