- The definition of constant is something that doesn't change or something that continues or remains steady.
An example of constant is the earth's rotation around the sun.
The Earth's rotation around the sun is a constant.
- not changing; remaining the same; specif.,
- remaining firm in purpose; resolute
- remaining steady in affections or loyalties; faithful
- remaining free from variation or change; regular; stable
- going on all the time; continual; persistent: constant interruptions
Origin of constantMiddle English and amp; Old French constaunt ; from Classical Latin constans: see constancy
- Continually occurring; persistent: constant surveillance. See Synonyms at continual.
- Regularly recurring: plagued by constant interruptions.
- Unchanging in nature, value, or extent; invariable: a constant wind speed.
- Steadfast in purpose, loyalty, or affection; faithful. See Synonyms at faithful.
- Something that is unchanging or invariable.
- a. A quantity assumed to have a fixed value in a specified mathematical context.b. An experimental or theoretical condition, factor, or quantity that does not vary or that is regarded as invariant in specified circumstances.
Origin of constantMiddle English, from Old French, from Latin cōnstāns, cōnstant-, present participle of cōnstāre, to stand firm : com-, intensive pref.; see com– + stāre, to stand; see stā- in Indo-European roots.
(comparative more constant, superlative most constant)
- That which is permanent or invariable.
- (algebra) A quantity that remains at a fixed value throughout a given discussion.
- (sciences) Any property of an experiment, determined numerically, that does not change under given circumstances.
- (computing) An identifier that is bound to an invariant value; a fixed value given a name to aid in readability of source code.
From Old French, from Latin constantem, from constare (“to stand firm”).
constant - Computer Definition
In programming, a fixed value in a program. Minimum and maximum amounts, dates, prices, headlines and error messages are examples.