in-activity

inactive

[in-ak-tiv]
adjective
1.
not active: an inactive volcano.
2.
sedentary or passive: an inactive life.
3.
sluggish; indolent.
4.
Military. not on active duty.
5.
Chemistry.
a.
inert; unreactive.
b.
noting a compound that has no effect on polarized light.

Origin:
1715–25; in-3 + active

inactively, adverb
inactivity, inactiveness, noun


1. unmoving, immobile, inoperative. 1, 2. Inactive, dormant, inert, sluggish, torpid suggest lack of activity. Inactive indicates absence of action, indisposition to activity, or cessation of activity: an inactive compound, life, file of papers. Dormant suggests the quiescence or inactivity of that which sleeps but may be roused to action: a dormant volcano. Inert suggests the condition of dead matter, with no inherent power of motion or action; it may also mean unable to move, or heavy and hard to move: an inert mass; inert from hunger. Sluggish expresses slowness of natural activity or of that which does not move readily or vigorously: a sluggish stream, brain. Torpid suggests a state of suspended physical powers, a condition particularly of animals that hibernate: Snakes are torpid in cold weather. 3. lazy, idle, slothful.


1–3. lively.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
inactive (ɪnˈæktɪv)
 
adj
1.  idle or inert; not active
2.  sluggish, passive, or indolent
3.  military of or relating to persons or equipment not in active service
4.  chem (of a substance) having little or no reactivity
5.  (of an element, isotope, etc) having little or no radioactivity
 
in'actively
 
adv
 
inac'tivity
 
n
 
in'activeness
 
n

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