frill

Reading level: hard

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun (paleontology) a bony plate that curves upward behind the skull of many ceratopsian dinosaurs
  2. noun an external body part consisting of feathers or hair about the neck of a bird or other animal
  3. noun a strip of pleated material used as a decoration or a trim

Etymology

Of uncertain origin.

In classic literature

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