coastline

/ˈkəʊstlaɪn/ (bre, ipa) · /ˈkəʊstlaɪn/ (ame, ipa) · /ˈkōs(t)-ˌlīn/ (ame, mw)

coastline — noun

  • coastlinesingular
  • coastlinesplural

1. the line where land meets sea, especially the way this boundary curves and the s

1.名詞B1
釋義

the line where land meets sea, especially the way this boundary curves and the shape it makes, when viewed from the air or shown on a map

例句

Norway's coastline stretches for thousands of kilometres and is lined with deep fjords.

Dr. Amara Okafor compared satellite images of the coastline of Senegal from two different decades.

coastline + compared / studied — used with research verbs

同義詞
  • coast

    broader term — refers to the land area near the sea, not specifically the outline or shape

  • shoreline

    closer in meaning but often refers to the exact water's edge at a particular moment, rather than the overall shape

  • shore

    refers specifically to the land along the edge of water, not the shape of the boundary

文法句型

coastline + of + [place]

adjective + coastline

用法筆記

Usually uncountable when describing a region's coast as a whole (the coastline of Chile). Can be countable when referring to different types or stretches of coast (the varied coastlines of the Mediterranean).

常見錯誤

❌We walked along the coastline for an hour.
✅We walked along the coast for an hour.
💡coastline describes the shape or outline of the coast as seen from above or on a map, not the physical shore where people walk.