adj ·Uncommon ·Advanced level

Definitions

Adjective

1. 1
   of or originating outside the Solar System. not-comparable

   "Some comets are thought to have an extrasolar origin."

2. 2
   of or originating in a system other than Earth's, the solar system. not-comparable

   "A four-inch telescope was once used to find an extrasolar planet."

Synonyms

All synonyms

alienexoexocometexomoonexterrestrialextramundane

Example

More examples

"Hundreds of extrasolar planets have been discovered."

Etymology

From extra- + solar.

Related phrases

extrasolar planetextrasolar systemsolar system

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.