adj · noun · 8 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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/ˌɛkwəˈtɔːɹiəl/
US:Recorded audio is listed in the source snapshot.
rhymes with -ɔːɹiəl
CMU ARPABET:IY2 K W AH0 T AO1 R IY0 AH0 L
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Of, near, or relating to the equator.
Definition source: English Wiktionary via Wiktextract
Topics: geography, natural-sciences
Examples
That plant is best suited to equatorial climates.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adj
Meaning 2
Relating to the midline of any approximately spherical object.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
adj
Meaning 3
of a bond, lying approximately in the plane of a ring, perpendicular to its axis
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
A kind of telescope mounted so as to have two axes of motion at right angles to each other, one of them parallel to the axis of the Earth, and each carrying a graduated circle, one for measuring declination, and the other right ascension, or the hour angle, so that the telescope may be directed, even in the daytime, to any star or other object whose right ascension and declination are known.
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
5
adjective
Meaning 5
of or existing at or near the geographic equator
Definition source: Princeton WordNet 3.0
Examples
equatorial Africa
Meaning relationships
Synonyms: none provided
Antonyms: polar
6
adjective
Meaning 6
of or relating to conditions at the geographical equator
Definition source: Princeton WordNet 3.0
Examples
equatorial heat
Meaning relationships
Synonyms: none provided
Antonyms: none provided
7
adjective
Meaning 7
of or relating to or at an equator
Definition source: Princeton WordNet 3.0
Examples
equatorial diameter
Meaning relationships
Synonyms: none provided
Antonyms: none provided
8
noun
Meaning 8
a telescope whose mounting has only two axes of motion, one parallel to the Earth's axis and the other one at right angles to it
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: telescope, scope
History
Etymology
No etymology was provided for this word.
Across languages
Translations
39 source translations are retained for this English entry.
Afrikaans:
ewenaars
— of, near, or relating to the equator
Afrikaans:
ekwatoriaal
— of, near, or relating to the equator
Arabic:
اِسْتِوَائِيّ
(istiwāʔiyy)
— of, near, or relating to the equator
Bulgarian:
екваториален
(ekvatorialen)
— of, near, or relating to the equator
Catalan:
equatorial
— of, near, or relating to the equator
Chinese Mandarin:
赤道的
(chìdào de)
— of, near, or relating to the equator
Czech:
rovníkový
— of, near, or relating to the equator
Danish:
ækvatorial
— of, near, or relating to the equator
Dutch:
equatoriaal
— of, near, or relating to the equator
Esperanto:
ekvatora
— of, near, or relating to the equator
Finnish:
päiväntasaajan
— of, near, or relating to the equator
Finnish:
ekvatoriaalinen
— of, near, or relating to the equator
French:
équatorial
— of, near, or relating to the equator
French:
équatoriale
— of, near, or relating to the equator
German:
äquatorial
— of, near, or relating to the equator
Greek:
ισημερινός
(isimerinós)
— of, near, or relating to the equator
Hindi:
भूमध्यीय
(bhūmadhyīya)
— of, near, or relating to the equator
Hungarian:
egyenlítői
— of, near, or relating to the equator
Italian:
equatoriale
— of, near, or relating to the equator
Japanese:
赤道
(sekidō)
— of, near, or relating to the equator
Korean:
매우 무더운
(mae'u mudeoun)
— of, near, or relating to the equator
Norwegian Bokmål:
ekvatorial
— of, near, or relating to the equator
Norwegian Nynorsk:
ekvatorial
— of, near, or relating to the equator
Polish:
równikowy
— of, near, or relating to the equator
Portuguese:
equatorial
— of, near, or relating to the equator
Romanian:
ecuatorial
— of, near, or relating to the equator
Russian:
экваториа́льный
(ekvatoriálʹnyj)
— of, near, or relating to the equator
Serbo-Croatian:
екваторски
— of, near, or relating to the equator
Serbo-Croatian:
ekvatorski
— of, near, or relating to the equator
Slovak:
rovníkový
— of, near, or relating to the equator
Slovene:
ekvatorialni
— of, near, or relating to the equator
Spanish:
ecuatorial
— of, near, or relating to the equator
Swedish:
ekvatorial
— of, near, or relating to the equator
Welsh:
cyhydeddol
— of, near, or relating to the equator