|1.||[ noun ] the highest point (of something)|
|Synonyms:||peak acme vertex|
"at the peak of the pyramid"
|Related terms:||extreme_point crown roof_peak|
|2.||[ noun ] (astronomy) the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars|
|Related terms:||antapex celestial_point celestial_sphere|