Standard Lemma guide

ocellus

noun · 4 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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  • /əʊˈsɛləs/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

A simple eye consisting of a single lens and a small number of sensory cells.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

An eyelike marking in the form of a spot or ring of colour, as on the wing of a butterfly or the tail of a peacock.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: eyespot

Antonyms: none provided

3

noun

Meaning 3

an eyelike marking (as on the wings of some butterflies); usually a spot of color inside a ring of another color

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: eyespot

Antonyms: none provided

Broader terms: marking

4

noun

Meaning 4

an eye having a single lens

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: simple eye, stemma

Antonyms: none provided

Broader terms: eye, oculus, optic

Narrower terms: ommatidium

History

Etymology

From Latin ocellus (“little eye”), from oculus (“eye”).

Across languages

Translations

16 source translations are retained for this English entry.

  • Bulgarian: просто око (prosto oko) — simple eye consisting of a single lens
  • Catalan: ocel — simple eye consisting of a single lens
  • Chinese Mandarin: 单眼 (dānyǎn) — simple eye consisting of a single lens
  • Finnish: pistesilmä — simple eye consisting of a single lens
  • French: ocelle — simple eye consisting of a single lens
  • German: Augenfleck — simple eye consisting of a single lens
  • German: Ozelle — simple eye consisting of a single lens
  • German: Punktauge — simple eye consisting of a single lens
  • Hungarian: pontszem — simple eye consisting of a single lens
  • Icelandic: depilauga — simple eye consisting of a single lens
  • Irish: súileog — simple eye consisting of a single lens
  • Polish: przyoczko — simple eye consisting of a single lens
  • Polish: oczko — simple eye consisting of a single lens
  • Spanish: ocelo — simple eye consisting of a single lens
  • Chinese Mandarin: 眼斑 — eye-like marking in the form of a spot or ring
  • French: ocelle — eye-like marking in the form of a spot or ring