Synonyms: invariant
Definition: a feature (quantity or property or function) that remains unchanged when a particular transformation is applied to it
Similar words: characteristic, feature
Definition: a prominent attribute or aspect of something
Usage: the map showed roads and other features; generosity is one of his best characteristics
Synonyms: invariant, unvarying, changeless, constant
Definition: unvarying in nature
Usage: maintained a constant temperature; principles of unvarying validity
Similar words: invariable
Definition: not liable to or capable of change
Usage: an invariable temperature; an invariable rule; his invariable courtesy
Synonyms: invariant
Definition: unaffected by a designated operation or transformation
Similar words: invariable
Definition: not liable to or capable of change
Usage: an invariable temperature; an invariable rule; his invariable courtesy