Trichome

//ˈtɹaɪkoʊm// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A hair- or scale-like extension of the epidermis of a plant.
  2. 2
    Hairlike structures found in some microscopic organisms and algae.
  3. 3
    A row of cells formed by successive cell divisions.

Etymology

From French trichome, from New Latin trichoma, from Ancient Greek τρίχωμα (tríkhōma), from θρίξ (thríx, “hair”) or independently from tricho- + -ome. Doublet of trichoma.

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