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A small circle whose centre is on the circumference of a larger circle; in Ptolemaic astronomy it was seen as the basis of revolution of the "seven planets", given a fixed central Earth.
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
Any circle whose circumference rolls around that of another circle, thus creating a hypocycloid or epicycloid.
Definition source: English Wiktionary via Wiktextract
Topics: geometry, mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
A ring of atoms joining parts of an already cyclic compound
Definition source: English Wiktionary via Wiktextract
Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
An ad hoc complication added to a model to make it fit the known data
Definition source: English Wiktionary via Wiktextract
Usage: figuratively
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
a circle that rolls around (inside or outside) another circle; generates an epicycloid or hypocycloid
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: circle
From Latin epicyclus, from Ancient Greek ἐπίκυκλος (epíkuklos), from ἐπί (epí, “upon”) + κύκλος (kúklos, “circle”). The ad hoc complication sense is a generalization from the archetype supplied by the Ptolemaic astronomy sense.
Across languages
Translations
39 source translations are retained for this English entry.
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Arabic:
فَلَك التَّدوِير
— a small circle whose centre is on the circumference of a larger circle
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Bulgarian:
епицикъл
(epicikǎl)
— a small circle whose centre is on the circumference of a larger circle
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Bulgarian:
епицикълът
(epicikǎlǎt)
— a small circle whose centre is on the circumference of a larger circle
-
Catalan:
epicicle
— a small circle whose centre is on the circumference of a larger circle
-
Chinese Mandarin:
本輪 /本轮
(běnlún)
— a small circle whose centre is on the circumference of a larger circle
-
Czech:
epicykl
— a small circle whose centre is on the circumference of a larger circle
-
Danish:
epicykel
— a small circle whose centre is on the circumference of a larger circle
-
Dutch:
epicykels
— a small circle whose centre is on the circumference of a larger circle
-
Finnish:
episykli
— a small circle whose centre is on the circumference of a larger circle
-
French:
épicycle
— a small circle whose centre is on the circumference of a larger circle
-
German:
Epizykel
— a small circle whose centre is on the circumference of a larger circle
-
Ancient Greek:
ἐπίκυκλος
(epíkuklos)
— a small circle whose centre is on the circumference of a larger circle
-
Hebrew:
אפיציקל
— a small circle whose centre is on the circumference of a larger circle
-
Icelandic:
aukahringur
— a small circle whose centre is on the circumference of a larger circle
-
Icelandic:
hjáhringur
— a small circle whose centre is on the circumference of a larger circle
-
Ido:
epiciklo
— a small circle whose centre is on the circumference of a larger circle
-
Italian:
epiciclo
— a small circle whose centre is on the circumference of a larger circle
-
Japanese:
周転円
— a small circle whose centre is on the circumference of a larger circle
-
Kabuverdianu:
episiklu
— a small circle whose centre is on the circumference of a larger circle
-
Kabuverdianu:
epiciclo
— a small circle whose centre is on the circumference of a larger circle
-
Latin:
epicyclus
— a small circle whose centre is on the circumference of a larger circle
-
Malayalam:
അധിചക്രം
(adhicakraṁ)
— a small circle whose centre is on the circumference of a larger circle
-
Manx:
far-chiarkyl
— a small circle whose centre is on the circumference of a larger circle
-
Norwegian:
episyklus
— a small circle whose centre is on the circumference of a larger circle
-
Persian:
تدویر
(tadvir)
— a small circle whose centre is on the circumference of a larger circle
-
Persian:
فلک تدویر
(falak-e tadvir)
— a small circle whose centre is on the circumference of a larger circle
-
Polish:
epicykl
— a small circle whose centre is on the circumference of a larger circle
-
Portuguese:
epiciclo
— a small circle whose centre is on the circumference of a larger circle
-
Russian:
эпицикл
(epicikl)
— a small circle whose centre is on the circumference of a larger circle
-
Sanskrit:
वृत्त
(vṛtta)
— a small circle whose centre is on the circumference of a larger circle
-
Sanskrit:
नीचोच्चवृत्त
(nīcoccavṛtta)
— a small circle whose centre is on the circumference of a larger circle
-
Slovak:
epicyklus
— a small circle whose centre is on the circumference of a larger circle
-
Spanish:
epiciclo
— a small circle whose centre is on the circumference of a larger circle
-
Swedish:
epicykel
— a small circle whose centre is on the circumference of a larger circle
-
Tamil:
எபி வட்டம்
(epi vaṭṭam)
— a small circle whose centre is on the circumference of a larger circle
-
Ukrainian:
епіцикл
(epicykl)
— a small circle whose centre is on the circumference of a larger circle
-
Finnish:
episykli
— any circle whose circumference rolls around that of another circle
-
Manx:
far-chiarkyl
— any circle whose circumference rolls around that of another circle
-
Polish:
epicykl
— any circle whose circumference rolls around that of another circle