Thesaurus.com
Dictionary.com
Definitions

equator

[ih-kwey-ter] / ɪˈkweɪ tər /
NOUN
celestial equator
Synonyms
WEAK
equinoctial equinoctial circle equinoctial line
NOUN
circle
Synonyms
STRONGEST
ring sphere
STRONG
amphitheater aureole band belt bowl bracelet circlet circuit circumference circus cirque coil compass cordon corona crown cycle disc disk ecliptic enclosure globe halo hoop horizon lap meridian orbit perimeter periphery record revolution ringlet round stadium tire turn wheel wreath zodiac
WEAK
colure full turn parallel of latitude
NOUN
gyre
Synonyms
STRONG
aureole band belt bowl bracelet circlet circuit circumference circus cirque coil compass cordon corona crown cycle disc disk ecliptic enclosure globe halo hoop horizon lap meridian orbit
WEAK
colure full turn parallel of
NOUN
round
Synonyms
STRONG
arc arch band bend bow circle circlet curvature curve disc disk eye gyre hoop loop orb orbit ring ringlet sphere wheel
WEAK
curvation
Antonyms
STRONG
line
NOUN
tropics
Synonyms
STRONG
jungle
WEAK
tropical zone

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

High temperatures are nothing new in the west African nation, perched just above the equator.

From Barron's • Apr. 8, 2026

Earlier studies showed that this region stayed near the equator and remained mostly stationary during the same period.

From Science Daily • Mar. 21, 2026

Notice that this map stretches things out vertically near the equator and horizontally near the poles.

From Slate • Jan. 21, 2026

These are determined by Earth's tilt and the sun's position over the equator.

From BBC • Jan. 10, 2026

The shadow of the equator would be a circle around the origin.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

Vocabulary lists containing equator

Physical Geography - Introductory

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Weather and Climate - Introductory

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Human Geography - Middle School

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!