coastline B2 Topic:Nature & Landscape Also spelled coast-line US /ˈkoʊstˌlaɪn/ See IPA manual Freq #17987 Meanings 1 noun The outline or shape of a coast where the land meets the sea. The rugged coastline stretched for miles. Thesaurus Synonyms 1 noun · the outline or shape of a... coastshoreshorelineseashore Word family Forms coastlines Etymology AI details From coast + line. Topics Nature & Landscape External links Cambridge Dictionary Wiktionary Google Images # coastline **Type:** Word **Level:** B2 **Part of speech:** noun **IPA (US):** /ˈkoʊstˌlaɪn/ **Frequency rank:** 17987 ## Meanings 1. The outline or shape of a coast where the land meets the sea. ## Examples - The rugged coastline stretched for miles. ## Etymology From coast + line. ## AI Etymology Coastline is from coast plus line. The formation is semantically transparent: the parts remain visible, while the compound or affix fixes the grammatical role and narrows the modern meaning. In use as a noun, coastline denotes the outline or shape of a coast where the land meets the sea. Typical contexts include “The rugged coastline stretched for miles”. The meaning stays close to the form: it applies the etymological material to the outline or shape of a coast where the land meets the sea, keeping the visible parts legible in ordinary use. ## Topics - Nature & Landscape markdown