APSIS


Meaning of APSIS in English

noun (plural apsides) Etymology: New Latin apsid-, ~, from Latin, arch, orbit, from Greek hapsid-, h~, from haptein to fasten Date: 1658 the point in an astronomical orbit at which the distance of the body from the center of attraction is either greatest or least, apse 2

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.