Nebulous star

(redirected from nebulous stars)
(Astron.) a small well-defined circular nebula, having a bright nucleus at its center like a star.

See also: Star

References in periodicals archive ?
William Herschel picked up NCC 2392 in a January 1787 sweep, adding it to the list of "nebulous stars" spotted through his 18.7-inch speculum reflector.