inactive

(s) (chemistry) not participating in a chemical reaction; chemically inert
- desired amounts of inactive chlorine
(a) (pathology) not progressing or increasing; or progressing slowly
(a) (military) not involved in military operations nonoperational,
(a) not exerting influence or change
(a) (of e.g. volcanos) not erupting and not extinct
- a dormant volcano
dormant,
(a) lacking in energy or will
- "Much benevolence of the passive order may be traced to a disinclination to inflict pain upon oneself"- George Meredith
passive,
(a) lacking activity; lying idle or unused
- an inactive mine
- inactive accounts
- inactive machinery
(a) not engaged in full-time work
- inactive reserve
- an inactive member
(a) not active physically or mentally
- illness forced him to live an inactive life
- dreamy and inactive by nature
(s) not in physical motion
- the inertia of an object at rest
motionless, static, still,

nonoperational dormant passive motionless static still

active operational

inaction

inactiveness