Innumerate

Origin

- + numerate

Full definition of innumerate

Adjective

1. Lacking numeracy.

Noun

1. One who lacks numeracy skills.
• 2009, October 6, Clyde Haberman, Regarding Jonah, Dinkins, Bloomberg and the Importance of a Yankees Victory, Some innumerates simply refuse to accept that this decade, this century, this millennium all began on Jan. 1, 2001.