Transcription
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- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
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- [ap-sis]
- /ˈæp sɪs/
- /ˈæp.sɪs/
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- US Pronunciation
- US IPA
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- [ap-sis]
- /ˈæp sɪs/
Definitions of apsis word
- noun apsis either of two points lying at the extremities of an eccentric orbit of a planet, satellite, etc, such as the aphelion and perihelion of a planet or the apogee and perigee of the moon. The line of apsides connects two such points and is the principal axis of the orbit 3
- noun apsis that point in the elliptical orbit of the moon, a planet, etc. nearest to (lower apsis), or that farthest from (higher apsis), the gravitational focus point 3
- noun apsis apse (sense 1) 3
- noun plural apsis Astronomy. either of two points in an eccentric orbit, one (higher apsis) farthest from the center of attraction, the other (lower apsis) nearest to the center of attraction. 1
- noun plural apsis Architecture. an apse. 1
- noun apsis Either of two points on the orbit of a planet or satellite that are nearest to or furthest from the body around which it moves. 1
Information block about the term
Origin of apsis
First appearance:
before 1595 One of the 38% oldest English words
1595-1605; < Latin < Greek hapsís (felloe of) a wheel, arch, vault, orig., fastening, equivalent to háp(tein) to fasten + -sis -sis
Historical Comparancy
Parts of speech for Apsis
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
apsis popularity
A common word. It’s meaning is known to most children of preschool age. About 73% of English native speakers know the meaning and use the word.
According to our data about 58% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.
apsis usage trend in Literature
This diagram is provided by Google Ngram ViewerTop questions with apsis
- what is apsis?