Definition of "thinner" in English

adjective

1. comparative form of thin: more thin

noun

1. A liquid substance used to thin the consistency of another liquid.

   • Turpentine or mineral spirits can be used as a thinner for oil-based paints.

2. Something that thins or thins out (another thing).

   • Pomegranate juice and exercise are great natural blood thinners.
   • The new type of mechanical thinner allowed thinning of peach blossoms to be completed earlier.
   • A solid mane thinner is indispensable in finishing the looks of your horse.