Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The hypothetical precursors of bird feathers, believed to have been grown by certain dinosaurs.

Etymologies

proto- +‎ feather (Wiktionary)

Examples

  • The researchers screened over 4,000 ancient amber specimens collected near Grassy Lake, Alberta, and found eleven feather or protofeather specimens.

    Default- News - USATODAY.com

  • The researchers can't tell the age of the samples directly, but the earliest appears to be a stage I protofeather which contains "a dense forest of regularly spaces, flexible filaments."

    Default- News - USATODAY.com

  • We actually have the actual object.… we actually have this protofeather for the first time in the flesh.

    CBC | Top Stories News

Comments

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  • Great article--thanks for posting, VO.

    I also like "dino-fuzz." :-)

    March 19, 2009

  • B.B.C. News: 'He described the filaments seen on the body of the new dinosaur, which the team has named Tianyulong confuciusi, as "protofeathers" - the precursors of modern feathers.'

    March 19, 2009