English Alternative forms sea-like Etymology From sea + -like. Compare Old English sǣlīc (“of the sea”). Adjective sealike (comparative more sealike, superlative most sealike) Resembling or characteristic of a sea. 1970, Merle Elliott Brown, Wallace Stevens; the poem as act:As muffled, cloudy sounds envelop "On the Manner of Addressing Clouds," so the sealike sounds of lines like "Ubiquitous concussion, slap and sigh," […] Anagrams AlekseiWikiwand - on Seamless Wikipedia browsing. On steroids.