An odourless substance has no smell.

...a completely odourless, colourless, transparent liquid...

The gases are odourless.

(in AM, use odorless)

English dictionary. 2008.

Look at other dictionaries:

  • odourless — adjective /əʊdələs/ Having no odour. They were taken unawares and overcome when the room filled with a lethal, odourless gas …   Wiktionary

  • odourless — adj. Odourless/odorless is used with these nouns: ↑gas …   Collocations dictionary

  • odourless — odour (US odor) ► NOUN 1) a distinctive smell. 2) a lingering quality or impression. ● be in good (or bad) odour Cf. ↑be in good odour DERIVATIVES odorous adjective …   English terms dictionary

  • odourless — o|dour|less BrE odorless AmE [ˈəudələs US ˈoudər ] adj having no smell ▪ a colorless, odorless liquid …   Dictionary of contemporary English

  • odourless — o·dour·less || əʊdÉ™(r)lɪs adj. without smell or aroma …   English contemporary dictionary

  • odourless — BrE, odorless AmE adjective not having a smell: Water is a colorless, odorless liquid …   Longman dictionary of contemporary English

  • odourless — UK [ˈəʊdə(r)ləs] / US [ˈoʊdərləs] adjective with no smell …   English dictionary

  • odourless — [ˈəʊdələs] adj with no smell …   Dictionary for writing and speaking English

  • odourless — adjective having no odor odorless gas odorless flowers • Syn: ↑odorless, ↑inodorous • Ant: ↑odorous (for: ↑odorless) …   Useful english dictionary

  • Reed Odourless Earth Closet (ROEC) — Reed odourless earth closet is a variation on the ventilated improved pit (VIP) latrine. With ROEC, the pit is fully off set from the superstructure and is connecting to the squatting plate by a curve chute.The ROEC is fitted with a vent pipe to… …   Wikipedia

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