The definition of constant is something that doesn't change or something that continues or remains steady.(adjective)
An example of constant is the earth's rotation around the sun.
See constant in Webster's New World College Dictionary
Origin: ME & OFr constaunt < L constans: see constancy
See constant in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old French
Origin: , from Latin cōnstāns, cōnstant-
Origin: , present participle of cōnstāre, to stand firm
Origin: : com-, intensive pref.; see com-
Origin: + stāre, to stand; see stā- in Indo-European roots.
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