inactive : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: inactive	by the DICT Development Group
2 results for inactive
From WordNet (r) 3.0 (2006) [wn]:
inactive adj (chemistry) not participating in a chemical reaction; chemically inert; "desired amounts of inactive chlorine" (pathology) not progressing or increasing; or progressing slowly Antonym(s): active (military) not involved in military operations Synonym(s): nonoperational, inactive Antonym(s): operational not exerting influence or change Antonym(s): active (of e.g. volcanos) not erupting and not extinct ; "a dormant volcano" Synonym(s): dormant, inactive Antonym(s): active lacking in energy or will; "Much benevolence of the passive order may be traced to a disinclination to inflict pain upon oneself"- George Meredith Synonym(s): passive, inactive Antonym(s): active lacking activity; lying idle or unused; "an inactive mine"; "inactive accounts"; "inactive machinery" Antonym(s): active not engaged in full-time work; "inactive reserve"; "an inactive member" Antonym(s): active not active physically or mentally; "illness forced him to live an inactive life"; "dreamy and inactive by nature" Antonym(s): active not in physical motion; "the inertia of an object at rest" Synonym(s): inactive, motionless, static, still
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Inactive \Inac"tive\, a. [Pref. in- not + active: cf. F. inactif.] 1. Not active; having no power to move; that does not or can not produce results; inert; as, matter is, of itself, inactive. 2. Not disposed to action or effort; not diligent or industrious; not busy; idle; as, an inactive* officer. 3. (Chem. & Opt.) Not active; inert; esp., not exhibiting any action or activity on polarized light; optically neutral; -- said of isomeric forms of certain substances, in distinction from other forms which are optically active; as, racemic acid is an inactive tartaric acid. Syn: Inert; dull; sluggish; idle; indolent; slothful; lazy. See {Inert}.