Standard Lemma guide

duckbill

noun · 13 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

The duck-billed platypus.

Definition source: English Wiktionary via Wiktextract

Usage: informal

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A hadrosaur.

Definition source: English Wiktionary via Wiktextract

Usage: informal

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A fish of the family Percophidae

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A fish of the family Percophidae

Percophis brasiliensis (Brazilian flathead).

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

Bull ray (Aetomylaeus bovinus, now Pteromylaeus bovinus).

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

A device used to force padlocks.

Definition source: English Wiktionary via Wiktextract

Topics: firefighting, government

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

A check valve with two or more flaps, usually shaped like a duck's beak, commonly used in medical applications to prevent contamination due to backflow.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

A kind of surgical mask with a trapezoid pouch-like design with shortened or absent side edges.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

A modern and more streamlined and tighter fitting version of a flat cap.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

Synonym of American paddlefish.

Definition source: English Wiktionary via Wiktextract

Usage: US

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: American paddlefish

Antonyms: none provided

11

adjective satellite

Meaning 11

having a beak resembling that of a duck

Definition source: Princeton WordNet 3.0

Examples

  • a duck-billed dinosaur

Meaning relationships

Synonyms: duck-billed

Antonyms: none provided

12

noun

Meaning 12

small densely furred aquatic monotreme of Australia and Tasmania having a broad bill and tail and webbed feet; only species in the family Ornithorhynchidae

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: platypus, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus

Antonyms: none provided

Broader terms: monotreme, egg-laying mammal

13

noun

Meaning 13

primitive fish of the Mississippi valley having a long paddle-shaped snout

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: paddlefish, Polyodon spathula

Antonyms: none provided

Broader terms: ganoid, ganoid fish

History

Etymology

From duck + bill.