adj · 2 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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CMU ARPABET:S EH2 M IY0 S ER1 K Y AH0 L ER0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 2:S EH2 M AY0 S ER1 K Y AH0 L ER0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 3:S EH2 M AH0 S ER1 K Y AH0 L ER0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
In the shape of half of a circle or a semicircle.
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
adjective satellite
Meaning 2
curved into a half circle
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sēmi Latin sēmi-bor. English semi- English circular English semicircular From semi- + circular.
Across languages
Translations
24 source translations are retained for this English entry.
Belarusian:
паўкру́глы
(pawkrúhly)
— in the shape of a semicircle
Bengali:
অর্ধবৃত্তাকার
(ordhobrittakar)
— in the shape of a semicircle
Bulgarian:
полукръгъл
(polukrǎgǎl)
— in the shape of a semicircle
Catalan:
semicircular
— in the shape of a semicircle
Chinese Mandarin:
半圓形 /半圆形
(bànyuánxíng)
— in the shape of a semicircle
French:
demi-circulaire
— in the shape of a semicircle
French:
semi-circulaire
— in the shape of a semicircle
German:
halbkreisförmig
— in the shape of a semicircle
Greek:
ημικυκλικός
(imikyklikós)
— in the shape of a semicircle
Gujarati:
અર્ધવર્તુળાકાર
(ardhavartuḷākār)
— in the shape of a semicircle
Hungarian:
félkörös
— in the shape of a semicircle
Hungarian:
félkör alakú
— in the shape of a semicircle
Hungarian:
félköríves
— in the shape of a semicircle
Italian:
semicircolare
— in the shape of a semicircle
Japanese:
半円形
(han'enkei)
— in the shape of a semicircle
Korean:
반원형
(banwonhyeong)
— in the shape of a semicircle
Polish:
półkolisty
— in the shape of a semicircle
Polish:
półokrągły
— in the shape of a semicircle
Portuguese:
semicircular
— in the shape of a semicircle
Romanian:
semicircular
— in the shape of a semicircle
Russian:
полукру́глый
(polukrúglyj)
— in the shape of a semicircle
Spanish:
semicircular
— in the shape of a semicircle
Swedish:
semicirkulär
— in the shape of a semicircle
Ukrainian:
напівкру́глий
(napivkrúhlyj)
— in the shape of a semicircle