Definition of "denier" in English

noun

1. (historical) An old French coin worth one-twelfth of a sou.

2. A unit of linear density which indicates the fineness of fiber or yarn, equal to one gram per 9000 meters, used especially to measure or indicate the fineness of hosiery. Originally equal to the weight of a denier coin per 9600 aunes.

noun

1. One who denies or forbids something.

2. One who denies the existence of something.

   • Holocaust denier
   • global warming denier
   • AIDS denier