Innoxious

adj. calm, resilient literary

What it means

Not harmful, offensive, or poisonous.

Reach for it when choosing a rare formal term for something shown to be harmless

The conservator selected an innoxious paste that could be removed with water.

Words to choose between 5

By register, from playful at the top to literary at the bottom. Tap a word to see when it fits.
everyday
professional
formal
literary
  • Innoxious (this word)
  • everyday

    harmless

    Fits when plain absence of likely harm is the main claim

    Careful Harmless can still be too absolute when exposure or dose changes the risk.

  • everyday

    inoffensive

    Fits when the concern is avoiding offense or unpleasantness

    Careful Inoffensive says little about physical safety or toxicity.

  • professional

    innocuous

    Fits when something is unlikely to cause harm or offense

    Careful Innocuous is more familiar and can also imply blandness.

  • professional

    nontoxic

    Fits when toxicity under stated conditions is specifically absent

    Careful Nontoxic does not cover mechanical, allergic, or environmental harm.

  • formal

    benign

    Fits when a condition or influence is not dangerous in the relevant context

    Careful Benign is clinical and may not suit a household material.

Opposites 3

  • noxious
  • harmful
  • toxic

Common phrases 3

  • innoxious substance

    The label described the diluted mixture as an innoxious substance under normal use.

  • appear innoxious

    A plant may appear innoxious while still causing contact irritation.

  • largely innoxious

    The residue was largely innoxious at the measured concentration.

Usage notes

Keep in mind

Innoxious is rare, and harmlessness depends on dose, route, population, and conditions. A specific safety finding is usually clearer.

Definitions and examples are written for this site. How words are chosen Updated