Invalide
(||In`va*lide") n. [F.] See Invalid, n.
Invalidism
(In"va*lid*ism) n. The condition of an invalid; sickness; infirmity.
Invalidity
(In`va*lid"i*ty) n. [Cf. F. invalidité, LL. invaliditas want of health.]
1. Want of validity or cogency; want of legal force or efficacy; invalidness; as, the invalidity of an agreement
or of a will.
2. Want of health; infirmity. [Obs.] Sir W. Temple.
Invalidness
(In*val"id*ness) n. Invalidity; as, the invalidness of reasoning.
Invalorous
(In*val"or*ous) a. Not valorous; cowardly.
Invaluable
(In*val"u*a*ble) a. Valuable beyond estimation; inestimable; priceless; precious.
Invaluably
(In*val"u*a*bly), adv. Inestimably. Bp. Hall.
Invalued
(In*val"ued) a. Inestimable. [R.] Drayton.
Invariability
(In*va`ri*a*bil"i*ty) n. [Cf. F. invariabilité.] The quality of being invariable; invariableness; constancy; uniformity.
Invariable
(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.
Invariable
(In*va"ri*a*ble) n. (Math.) An invariable quantity; a constant.
Invariance
(In*va"ri*ance) n. (Math.) The property of remaining invariable under prescribed or implied
conditions. J. J. Sylvester.
Invariant
(In*va"ri*ant) n. (Math.) An invariable quantity; specifically, a function of the coefficients of
one or more forms, which remains unaltered, when these undergo suitable linear transformations. J.
J. Sylvester.
Invasion
(In*va"sion) n. [L. invasio: cf. F. invasion. See Invade.]
1. The act of invading; the act of encroaching upon the rights or possessions of another; encroachment; trespass.
2. A warlike or hostile entrance into the possessions or domains of another; the incursion of an army for
conquest or plunder.
3. The incoming or first attack of anything hurtful or pernicious; as, the invasion of a disease.
Syn. — Invasion, Irruption, Inroad. Invasion is the generic term, denoting a forcible entrance into a
foreign country. Incursion signifies a hasty and sudden invasion. Irruption denotes particularly violent
invasion. Inroad is entry by some unusual way involving trespass and injury.
Invasive
(In*va"sive) a. [LL. invasivus: cf. F. invasif. See Invade.] Tending to invade; characterized by
invasion; aggressive. "Invasive war." Hoole.
Invect
(In*vect") v. i. To inveigh. [Obs.] Beau. & Fl.
