barbule

noun
bar·bule | \ˈbär-(ˌ)byül \

Definition of barbule 

: a minute barb especially : one of the processes that fringe the barbs of a feather — see feather illustration

Examples of barbule in a Sentence

Recent Examples on the Web

Some bird of paradise feathers, on the other hand, are irregular, with curved, spiky barbules and cavities within the feathers. Brigit Katz, Smithsonian, "Scientists Shine New Light on the Blackest Black Feathers," 11 Jan. 2018 When light strikes a superblack feather's forest of barbules—which tilt at about 30 degrees toward the outer tip of the feather—it gets reflected into cavities between the tiny structures rather than outward, McCoy says. Sid Perkins, Scientific American, "Back to Black: How Birds-of-Paradise Get Their Midnight Feathers," 9 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'barbule.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of barbule

1813, in the meaning defined above

Keep scrolling for more

Learn More about barbule

Dictionary Entries near barbule

barbudo

Barbula

barbulation

barbule

barbuled

bar burner

Barbus

Statistics for barbule

Look-up Popularity

Time Traveler for barbule

The first known use of barbule was in 1813

See more words from the same year

More from Merriam-Webster on barbule

Britannica.com: Encyclopedia article about barbule

Comments on barbule

What made you want to look up barbule? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

required by fashion, etiquette, or custom

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!