English Reference

Word

feather

Phoneticsfeath·er, stress on the first syllable

US/ˈfɛðɝ/

UK/fˈɛðɐ/

Definitions

01on a bird

A2 · Elementary Countable noun

n. one of the soft, light things that cover a bird's body.

n. one of the light, horny epidermal outgrowths that form the external covering or plumage of birds.

“The child found a bright blue feather on the grass near the pond.”

“The biologist examined the microscopic structure of the feather to determine how it repelled water so effectively during the bird's dives.”

Synonyms

02kind or type

C1 · Advanced Uncountable noun Literary

n. a type or kind of person, usually used in the phrase 'birds of a feather'.

n. nature, character, or kind; almost exclusively used in the idiomatic expression 'birds of a feather'.

“Those two are birds of a feather; they both love old books.”

“It was clear from their shared enthusiasm for the project that the two engineers were birds of a feather.”

Synonyms

03to touch lightly

B2 · Upper Intermediate

v. to touch something very gently or lightly.

v. to touch, move, or apply something with a very light, delicate motion.

“She feathered the brake pedal to slow the car down gently.”

“The artist feathered the edges of the paint to create a soft transition between the sky and the mountains.”

Synonyms

Antonyms

04rowing or aviation

C1 · Advanced Engineering Technical

v. to turn an oar or a propeller blade so it moves through the air more easily.

v. to rotate an oar or propeller blade to an angle that minimizes air or water resistance.

“The pilot had to feather the propeller after the engine failed.”

“By feathering the oars at the end of each stroke, the rowing crew significantly reduced the drag caused by the headwind.”

Synonyms

05digital editing

B2 · Upper Intermediate Computing Technical

v. to make the edges of a digital picture look soft or blurry so it blends in.

v. to soften the edges of a digital selection or image by blending pixels with the background.

“You should feather the edges of the photo so it doesn't look like a sticker.”

“The graphic designer used a ten-pixel radius to feather the selection, ensuring the composite image looked natural against the new backdrop.”

Synonyms

Antonyms

Collocations

Common phrases and expressions where native English speakers use the word “feather” in context.

Verb

01. pluck the feathers

“The chef had to pluck the feathers from the chicken before roasting it.”

verb + noun

02. ruffle its feathers

“The bird began to ruffle its feathers to stay warm in the cold wind.”

verb + possessive + noun

Adjective

03. colorful feathers

“Male peacocks are famous for their incredibly colorful feathers.”

adj + noun

04. soft feathers

“The pillow was filled with soft feathers to make it more comfortable.”

adj + noun

Noun

05. layer of feathers

“A thick layer of feathers provides excellent insulation for birds in winter.”

noun + of + noun

06. ostrich feather

“Her vintage hat was decorated with a long, elegant ostrich feather.”

noun + noun

Preposition

07. light as a feather

“The new laptop is light as a feather, making it perfect for travel.”

prep + noun

Real-World Examples

“Because both the feathers and bird bones occurred together, the researchers concluded that the feathers most likely came from the same bird.”
ScienceDaily 11 Sept 2026
“Across the bank holiday weekend, more than two million people were expected to join in the celebrations, featuring thousands of parade performers in sequins, feathers and bejewelled headpieces.”
BBC News 31 Aug 2026

Etymology

From Middle English feþer, from Old English feþer, from Proto-West Germanic feþru, from Proto-Germanic feþrō, from Proto-Indo-European péth₂r̥ (“feather, wing”), from peth₂- (“to fly”). Cognate with West Frisian fear (“feather”), Cimbrian bèdara, fòdara (“pillowcase”), vèdara (“feather”), Dutch veder, veer (“feather”), German Feder (“feather”), German Low German Fedder (“feather”), Luxembourgish Fieder (“feather”), Vilamovian faoder (“feather”), Yiddish פֿעדער (feder, “feather”), Danish fjeder, fjer (“feather”), Faroese fjøður (“feather”), Icelandic fjöður (“feather”), Norwegian Bokmål fjær, fjør (“feather”), Norwegian Nynorsk fjøder, fjør (“feather”), Swedish fjäder (“feather”). Also Ancient Greek πέτομαι (pétomai, “to fly”), Albanian shpend (“bird”), Latin penna (“feather”), Old Armenian թիռ (tʻiṙ, “flight”). The sense correlated with splines and keys (noun sense 4) probably reflects analogy with the fletching sense (noun sense 3).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

NOUN

ADJECTIVE

Related words

Idioms

Domain

Engineering

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Frequent
Level
B2 · Upper IntermediateOxford
Updated

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English Reference