Definitions for inertɪnˈɜrt, ɪˈnɜrt

This page provides all possible meanings and translations of the word inert

Random House Webster's College Dictionary

in•ert*ɪnˈɜrt, ɪˈnɜrt(adj.)

  1. having no inherent power of action, motion, or resistance

    inert matter.

    Ref: (opposed to active )

  2. having little or no ability to react, as nitrogen that occurs uncombined in the atmosphere.

    Category: Chemistry

  3. having no pharmacological action, as the excipient of a pill.

    Category: Pharmacology

  4. inactive or sluggish by habit or nature.

* Syn: See inactive.

Origin of inert:

1640–50; < L inert-, s. of iners unskilled, inactive, sluggish


Princeton's WordNet

  1. inert(adj)

    unable to move or resist motion

  2. inert, indifferent, neutral(adj)

    having only a limited ability to react chemically; chemically inactive

    "inert matter"; "an indifferent chemical in a reaction"

  3. inert, sluggish, soggy, torpid(adj)

    slow and apathetic

    "she was fat and inert"; "a sluggish worker"; "a mind grown torpid in old age"


  1. inert(Noun)

    A substance that does not react chemically.

  2. inert(Adjective)

    unable to move or act; inanimate

  3. inert(Adjective)

    sluggish or lethargic

  4. inert(Adjective)

    in chemistry, not readily reacting with other elements or compounds

  5. inert(Adjective)

    having no therapeutic action

  6. Origin: From inerte, from iners.

Webster Dictionary

  1. Inert(adj)

    destitute of the power of moving itself, or of active resistance to motion; as, matter is inert

  2. Inert(adj)

    indisposed to move or act; very slow to act; sluggish; dull; inactive; indolent; lifeless

  3. Inert(adj)

    not having or manifesting active properties; not affecting other substances when brought in contact with them; powerless for an expected or desired effect


  1. Inert

    In English, to be inert is to be in a state of doing little or nothing.

Translations for inert

Kernerman English Multilingual Dictionary


without the power to move

A stone is an inert object.

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