Agrammatism

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The inability to form sentences by virtue of a brain disorder. uncountable
  2. 2
    An ungrammatical utterance. countable

Etymology

From Ancient Greek ἀγράμματος (agrámmatos, “illiterate”) + -ism (English suffix).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.