The meaning of INSTANT is an infinitesimal space of time; especially : a point in time separating two states. How to use instant in a sentence.

INSTANT definition: an infinitesimal or very short space of time; a moment. See examples of instant used in a sentence.

An instant food or drink is one, usually in dried or powdered form, that can be prepared easily and quickly, esp. by adding hot water: instant coffee (Definition of instant from the Cambridge Academic …

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in•stant (ˈɪn stənt) n. 1. an infinitesimal or very short space of time; moment. 2. the point of time now present: Come here this instant! 3. a particular moment: at the instant of contact. 4. an instant …

noting a food or beverage requiring a minimal amount of time and effort to prepare, as by heating or the addition of milk or water, before being served or used: instant coffee; instant pudding.

In physics and the philosophy of science, instant refers to an infinitesimal interval in time, whose passage is instantaneous.

Instant definition: A period of time so short as to be almost imperceptible.

Jan 20, 2026 · Noun instant (plural instants) A very short period of time; a moment. Synonyms: eyeblink, flash, jiffy; see also Thesaurus: moment She paused for only an instant, which was just enough time …

What does Instant mean? This dictionary definitions page includes all the possible meanings, example usage and translations of the word Instant. A point in time; a moment; a portion of time too short to …