Meaning of the word apogee in English

What does apogee mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

apogee

US /ˈæp.ə.dʒiː/
UK /ˈæp.ə.dʒiː/

Noun

1.

the most successful, popular, or powerful point:

Example:
At their apogee, the novels of Spillane claimed worldwide sales of over $180 million.
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