noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A hormone or similar compound that has a short-term, local effect
2. 2
   any physiologically active internal secretion especially one of uncertain classification wordnet

Synonyms

All synonyms

autocoidbileendocrinegallgastric juicehormone

Etymology

From aut- + Ancient Greek ἄκος (ákos, “remedy”) + -oid.

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