colourless

/ ˈkʌləlɪs /

adjective

1. without colour
2. lacking in interest

   a colourless individual

3. grey or pallid in tone or hue
4. without prejudice; neutral

Derived Forms

• ˈcolourlessly, adverb
• ˈcolourlessness, noun

Example Sentences

Also known as decahydronaphthalene, it is a colourless liquid at room temperature that is often used as a solvent, as well as in the production of various resins and polymers.

From Science Daily

The Times was less enamoured with what it said felt like "a conscientious but colourless radio drama".

From BBC

Radon is a colourless and odourless radioactive gas formed by decaying uranium found in rocks and soils.

From BBC

Nitrous oxide is a colourless gas that is inhaled and is commonly used as a painkiller in medicine and dentistry.

From BBC

The drug, which comes in small metal canisters, is a colourless gas commonly used as a painkiller in medicine and dentistry, and for producing whipped cream in cooking.

From BBC