Standard Lemma guide

monoceros

name · noun · 3 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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  • /məˈnɒsəɹəs/

1

name

Meaning 1

A winter constellation of the northern sky, said to resemble a unicorn. It lies amid the Milky Way, just east of the constellation Orion.

Definition source: English Wiktionary via Wiktextract

Topics: astronomy, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A unicorn.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A narwhal.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

First recorded by the astronomer Jakob Bartsch in 1624, but possibly created earlier by Petrus Plancius. From Latin monocerōs (“unicorn”).

From Old French monoceros, from Latin monocerōs.

Across languages

Translations

10 source translations are retained for this English entry.

  • Finnish: Yksisarvinen — winter constellation of the northern sky
  • French: Licorne — winter constellation of the northern sky
  • German: Einhorn — winter constellation of the northern sky
  • Greek: Μονόκερως (Monókeros) — winter constellation of the northern sky
  • Irish: an tAonbheannach — winter constellation of the northern sky
  • Malay: Kuda Sumbu — winter constellation of the northern sky
  • Polish: Jednorożec — winter constellation of the northern sky
  • Russian: Единорог (Jedinorog) — winter constellation of the northern sky
  • Spanish: Monoceros — winter constellation of the northern sky
  • Yiddish: איינהאָרן (eynhorn) — winter constellation of the northern sky