Sea-level — synonyms, definition

1. sea-level (Adjective)

low-lying

sea-level (Adjective) — Lying below the normal level. ex. "a sea-level desert"

2. sea-level (Noun)

sea-level (Noun) — Level of the ocean's surface (especially that halfway between mean high and low tide); used as a standard in reckoning land elevation or sea depth.

water level