Unreactive

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Not reactive; relatively inert.
  2. 2
    That does not respond to a stimulation.
Adjective
  1. 1
    (chemistry) not reacting chemically wordnet
  2. 2
    not tending to react to stimulation wordnet

Synonyms

All synonyms
inactiveindifferentinertinsensitivenoblenonreactive

Etymology

From un- + reactive.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.