occurring or existing beyond the earth's solar system
extrasolar in American English
(ˌekstrəˈsoulər)
adjective
outside, or originating outside, the sun or the solar system
Word origin
[1885–90; extra- + solar1]This word is first recorded in the period 1885–90. Other words that entered Englishat around the same time include: reactor, scrum, seminar, twofer, zoom
Examples of 'extrasolar' in a sentence
extrasolar
There are now more than 200 confirmed extrasolar planets.
Times, Sunday Times (2006)
The hunt for extrasolar planets - those from outside our solar system - is far from straightforward.