outer planet
ریشه و کاربرد
ریشه
The word 'outer' comes from the Old English word 'ūtor,' meaning 'outer,' and 'planet' comes from the Greek word 'planētēs,' meaning 'wanderer.'
مثال
- Jupiter and Saturn are considered outer planets.
- Outer planets are often referred to as gas giants.
- The outer planets have a much longer orbital period than the inner planets.
تعریف انگلیسی
noun
- (astronomy) a major planet whose orbit is outside the asteroid belt (Jupiter, Saturn, Uranus, Neptune, Pluto)