Meaning of lettrist in English:

lettrist

Pronunciation /ˈlɛtrɪst/

noun

(also lettriste)
  • An exponent or advocate of lettrism.

adjective

(also lettriste)
  • Of, relating to, or characterized by lettrism or the lettrists.

Origin

1940s; earliest use found in Time. From French lettriste from lettre + -iste, after lettrisme.