earth-like

/ˈɜːθ.laɪk/ (bre, ipa) · /ˈɝːθ.laɪk/ (ame, ipa)

earth-like — adjective

1. describing a planet, moon, or other body in space whose size, surface, temperatu

1.形容詞B2
釋義

describing a planet, moon, or other body in space whose size, surface, temperature, or other features are similar to those of Earth — for example, having a rocky surface and moderate temperatures that could allow water to exist

例句

Using the Webb telescope, astronomers found an earth-like planet in the Trappist-1 system.

earth-like + planet in [star system]

The research team announced that the new earth-like world orbits a red dwarf star forty light-years away.

earth-like + world; followed by that-clause

同義詞
  • terrestrial

    in astronomy, 'terrestrial planet' means a rocky planet like Earth, but the word by itself can also mean 'land-based' or 'of this world'

  • Earth-analog

    a more technical term used by astronomers to describe a planet very close to Earth in size, temperature, and composition

  • earthlike

    same meaning as 'earth-like,' just without the hyphen

反義詞
  • gaseous

    describing a gas giant planet like Jupiter, which has no solid surface and is very different from Earth

  • alien

    in the sense of completely unfamiliar and unlike anything on Earth, rather than merely different in size or composition

文法句型

earth-like + noun

be + earth-like

用法筆記

Most often used before a noun ('an earth-like planet') in discussions of exoplanets or hypothetical worlds. The hyphen is standard in formal writing, though the unhyphenated form 'earthlike' sometimes appears in less formal contexts.

常見錯誤

❌This planet is very earthly.
✅This planet is very earth-like.
💡'earthly' means 'worldly' or 'relating to material things,' not 'similar to the planet Earth.'