Other forms: causeways
A causeway is a raised road across wet ground or water. Cross the causeway, the tidal causeway, build a causeway.
A tidal one is covered at high water, and people are rescued from them every year for not reading the tide table. The Giant's Causeway in Ireland is a natural formation of hexagonal columns and not a road at all.
1nouncausewayA raised road across wet ground or water.
“A narrow causeway carries the road across the marsh to the village.”
causeway is a road.
Middle English cawcewey, from a Norman word for a paved road, from Latin calx, limestone, plus way.
Middle English
cawcewey
English, today
causeway
Built from
From Middle English cawcewey, with the first element from Middle English cauce, from Anglo-Norman -, fro-nor caucee or Old French caucie, cauchie (“route, highway”), from Vulgar Latin calciāta (compare modern French chaussée from Old French chaucie, itself from the same source), either from Latin calx, calcis (“limestone”), or alternatively from Latin calciō (“to stamp with the heels, tread”), from calx (“heel”). The second element corresponds to English way.
Etymology from Wiktionary, CC BY-SA