IPA(key): /ˈɡlɑ.kəs/, /ˈɡlɔ.kəs/ Rhymes: -ɔːkəs glaucous (comparative more glaucous, superlative most glaucous) Of a pale grey or bluish-green, especially
glaucous gull (plural glaucous gulls) Larus hyperboreus, a large gull which breeds in the Arctic. Larus hyperboreus glaucous gull on Wikipedia.Wikipedia