Inactive vs. Lethargic

Inactiveadjective

Not active, temporarily or permanently.

‘The volcano is inactive, but is only dormant.’; ‘An inactive boy, he rarely exercised and preferred to stay indoors.’;

Lethargicadjective

sluggish, slow

Inactiveadjective

Not functioning or operating; broken down

‘The photocopier is inactive pending repair.’;

Lethargicadjective

indifferent, apathetic

Inactiveadjective

Retired from duty or service.

‘Admiral Jones is now on the inactive list.’;

Lethargicadjective

Pertaining to, affected with, or resembling, lethargy; morbidly drowsy; dull; heavy.

Inactiveadjective

(chemistry) Relatively inert.

‘Aluminium is inactive towards water.’;

Lethargicadjective

deficient in alertness or activity;

‘bullfrogs became lethargic with the first cold nights’;

Inactiveadjective

(physics) Showing no optical activity in polarized light.

‘Synthetic glycine is optically inactive as it contains equal amounts of the d- and l- form.’;

Inactiveadjective

Not active; having no power to move; that does not or can not produce results; inert; as, matter is, of itself, inactive.

Inactiveadjective

Not disposed to action or effort; not diligent or industrious; not busy; idle; as, an inactive officer.

Inactiveadjective

Not exhibiting any action or activity on polarized light; optically inactive; 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.

Inactiveadjective

Lacking biological or biochemical activity; not causing a specific biological or biochemical effect; - said of substances such as enzymes which have lost their catalytic power, or of small molecules which are tested for some type of biological activity and found to lack that activity; as, after boiling for ten minutes, the enzyme was totally inactive; the methyl analog was inactive as an antibiotic.

Inactiveadjective

not participating in a chemical reaction;

‘desired amounts of inactive chlorine’;

Inactiveadjective

not progressing or increasing; or progressing slowly

Inactiveadjective

not active or exerting influence

Inactiveadjective

of e.g. volcanos; permanently inactive;

‘an extinct volcano’;

Inactiveadjective

of e.g. volcanos; temporarily inactive;

‘a dormant volcano’;

Inactiveadjective

lacking in energy or will;

‘Much benevolence of the passive order may be traced to a disinclination to inflict pain upon oneself’;

Inactiveadjective

lacking activity; lying idle or unused;

‘an inactive mine’; ‘inactive accounts’; ‘inactive machinery’;

Inactiveadjective

not engaged in full-time work;

‘inactive reserve’; ‘an inactive member of the department’;

Inactiveadjective

not active physically or mentally;

‘illness forced him to live an inactive life’; ‘dreamy and inactive by nature’;

Inactiveadjective

not engaged in military action

Inactiveadjective

not in physical motion;

‘the inertia of an object at rest’;

Inactiveadjective

temporarily inactive

Inactiveadjective

not engaging in or involving any or much physical activity

‘an inactive lifestyle’;

Inactiveadjective

not working; inoperative

‘the device remains inactive while the computer is started up’;

Inactiveadjective

not engaging in political or other activity

‘an inactive Russian spy’;

Inactiveadjective

having no chemical or biological effect

‘the inactive X chromosome’;

Inactiveadjective

(of a disease) not exhibiting symptoms

‘inactive Crohn's disease’;

Inactive

Inactive is a TRPV channel in invertebrates. Inactive mutant flies show locomotor and hearing deficits.