heteroclitic

English

From hetero- +‎ clitic.

heteroclitic (comparative more heteroclitic, superlative most heteroclitic)

(linguistics) Irregular in inflection.
(linguistics) In particular, in Indo-European studies: signifying a stem which alternates between more than one form when declined for grammatical case. Examples of heteroclitic noun stems in Proto-Indo-European include *wod-r/n- "water" (nominoaccusative *wódr; genitive *udnés; locative *udén) and *yék^w-r/n- "liver" (nominoaccusative *yék^wr, genitive *ik^wnés).
(microbiology) Pertaining to antibodies that react to a wide variety of antigens.
- 2011, Eric J. Toone, Advances in Enzymology and Related Areas of Molecular Biology, page 300:
  […] a heteroclitic response was never observed after the immunization with the deamidated peptide […]

irregular in inflection

heteroclitic (plural heteroclitics)