Standard Lemma guide

epicyclic

adj · 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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1

adj

Meaning 1

Of or relating to epicycles.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Of a gearbox, having two gears mounted so that the center of one gear revolves around the center of the other.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

of or relating to an epicycle

Definition source: Princeton WordNet 3.0

Examples

  • epicyclic gear train

Meaning relationships

Synonyms: epicyclical

Antonyms: none provided

History

Etymology

Etymology tree English epicycle Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English epicyclic From epicycle + -ic.

Across languages

Translations

2 source translations are retained for this English entry.

  • Manx: far-chiarkylagh — of or relating to epicycles
  • Polish: epicykliczny — of or relating to epicycles