In*val"id*ness (?), n. Invalidity; as, the invalidness of reasoning.
In*val"or*ous (?), a. Not valorous; cowardly.
In*val"u*a*ble (?), a. Valuable beyond estimation; inestimable;
priceless; precious.
In*val"u*a*bly, adv. Inestimably. Bp. Hall.
In*val"ued (?), a. Inestimable. [R.] Drayton.
In*va`ri*a*bil"i*ty (?), n. [Cf. F. invariabilité.] The quality of
being invariable; invariableness; constancy; uniformity.
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.