ptiloerection
Fluffing up of feathers or down so that birds can control heatFluffing up of feathers or down so that birds can control heat.
Meaning
1 senses(uncountable)Fluffing up of feathers or down so that birds can control heat.
Origin
From ptilo- + erection.From ptilo- + erection.
Wiktionary, CC BY-SA 4.0 · source
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable