sigmatic

adjective

sig·​mat·​ic

(ˈ)sig¦matik

of a tense

: characterized by the addition of s to the root in forming the tense stem

—used especially of an aorist and a future in Greek and of corresponding forms in other Indo-European languages

—opposed to asigmatic

Word History

Etymology

International Scientific Vocabulary sigmat- (from Greek, from sigma) + -ic

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