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

"Methanol is like the alcohol in our drinks – colourless and odourless – but its impact on humans can be deadly," he explained.

From BBC

It is colourless and has a similar smell to ethyl alcohol - the chemical substance found in alcoholic drinks.

From BBC

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