Definition of Outer planet

1. Noun. (astronomy) a major planet whose orbit is outside the asteroid belt (Jupiter, Saturn, Uranus, Neptune, Pluto).

Category relationships: Astronomy, Uranology
Specialized synonyms: Jupiter, Neptune, Pluto, Saturn, Uranus
Generic synonyms: Major Planet, Planet
Group relationships: Solar System

Definition of Outer planet

1. Noun. (astronomy) Any planet of the Solar System whose orbit is located beyond the asteroid belt, i.e., any of Jupiter, Saturn, Uranus, or Neptune. ¹

¹ Source: wiktionary.com

Lexicographical Neighbors of Outer Planet

outener
outeners
outening
outens
outer(a)
outer-space
outer Solar System
outer boundary
outer cone fibre
outer ear
outer ears
outer garment
outer malleolus
outer membrane
outer planet
outer planets
outer regular
outer space
outer table of skull
outerchange
outerchanges
outercoat
outercoats
outerly
outermore
outerness
outerplanar

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