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The meaning of CONSTANT is continually occurring or recurring : regular. How to use constant in a sentence. Synonym Discussion of Constant.

Change in life is a constant. To this community, the bridge was a constant, the route for every trip and a landmark of home. In world diplomacy, no policies are constants.

1. 'constant' You describe something as constant when it happens all the time or never goes away. He was in constant pain. I'm getting tired of Eva's constant criticism.

If an amount or level is constant, it stays the same over a particular period of time. The average speed of the winds remained constant.

not changing; staying the same: Driving at a constant speed saves gas. continuing without pause; not stopping: constant noise. faithful, as in love, devotion, or loyalty: a constant friend during all the …

There are 20 meanings listed in OED's entry for the word constant, nine of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Continuing for a long or considerable length of time; continual; enduring; lasting in or retaining a state, quality, or attribute; incessant; ceaseless: as, constant change.

A constant is a fixed value or property that remains unchanged and constant throughout a particular context, situation, or equation. It does not vary or fluctuate over time or within a specific set of …

CONSTANT definition: not changing or varying; uniform; regular; invariable. See examples of constant used in a sentence.