Perigee

Pronunciation: /ˈpɛrɪˌdʒiː/

Definitions of perigee

noun the point in the orbit of the moon or a satellite at which it is nearest to the earth.

Example Sentences

A1 The moon's perigee is the point in its orbit closest to Earth.

A2 During perigee, the satellite is at its closest distance to the planet.

B1 The perigee of the comet's orbit brought it dangerously close to the sun.

B2 The spacecraft was launched during the moon's perigee for optimal fuel efficiency.

C1 Astronomers study the perigee of celestial bodies to understand their gravitational interactions.

C2 The satellite's perigee was carefully calculated to ensure precise positioning for data collection.

Examples of perigee in a Sentence

formal The perigee is the point in the orbit of the moon or a satellite at which it is nearest to the earth.

informal The satellite will be closest to the earth at perigee.

slang When the moon is at perigee, it looks huge in the sky!

figurative Reaching the perigee of his career, he was at the peak of success.

Grammatical Forms of perigee

• plural: perigees
• comparative: more perigee
• superlative: most perigee
• present tense: perigee
• future tense: will perigee
• perfect tense: have perigee
• continuous tense: is perigeeing
• singular: perigee
• positive degree: perigee
• infinitive: to perigee
• gerund: perigeeing
• participle: perigeeed

Origin and Evolution of perigee

First Known Use: 1601 year

Language of Origin: Greek

Story behind the word: The word 'perigee' originated from the combination of the Greek words 'peri' meaning 'near' and 'ge' meaning 'earth'.

Evolution of the word: Originally used in astronomy to refer to the point in the orbit of the moon or a satellite at which it is nearest to the earth, the term 'perigee' has since been adopted in various fields to denote the closest point in any orbit or trajectory.