perihelion

[US]/ˌpɛrɪˈhiːliən/
[UK]/ˌpɛrɪˈhiːliən/
Frequency: Very High

Translation

n.the point in the orbit of a celestial body where it is closest to the sun; the highest point or apex
Word Forms
Pluralperihelia

Phrases & Collocations

perihelion point

perihelion distance

perihelion passage

perihelion orbit

perihelion date

perihelion speed

perihelion effect

perihelion alignment

perihelion year

perihelion cycle

Example Sentences

the planet reaches its perihelion every year.

at perihelion, the sun appears larger in the sky.

the comet's perihelion is a spectacular event.

scientists study the effects of perihelion on climate.

perihelion occurs when earth is closest to the sun.

the perihelion of mercury is an interesting phenomenon.

many asteroids have their own perihelion points.

understanding perihelion helps us predict orbital paths.

astrophysicists often calculate the perihelion of celestial bodies.

the perihelion date varies slightly each year.

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