In*va"ri*a*ble (?), a. [Pref. in- not + variable: cf. F. invariable.]
Not given to variation or change; unalterable; unchangeable; always uniform.
Physical laws which are invariable.
I. Taylor.
-- In*va"ri*a*ble*ness, n. -- In*va"ri*a*bly, adv.
© Webster 1913.
In*va"ri*a*ble (?), n. Math.
An invariable quantity; a constant.
© Webster 1913.