a giant planet with a ring of ice particles; the 8th planet from the sun is the most remote of the gas giants; "the existence of Neptune was predicted from perturbations in the orbit of Uranus and it was then identified in 1846"
(Roman mythology) god of the sea; counterpart of Greek Poseidon
relating to or according to or affecting a symptom or symptoms; "symptomatic relief"; "symptomatic treatment"; "a symptomatic classification of diseases"