Ptiloerection

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Fluffing up of feathers or down so that birds can control heat. uncountable

Etymology

From ptilo- + erection.

More for "ptiloerection"

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