Synonyms for undersea

Most common

submarine · subsea

All synonyms

Adjective

Definitions

1. adj. 1

   Existing, relating to, or made for use beneath the sea, that is, beneath the sea surface, inside the sea.

Example sentences

• submarine Where can we get boarding passes for the submarine?

Popularity over time

Use in printed books, per decade from 1850 to 2019.

By length

6 letters

subsea

9 letters

submarine³

The small number after each word is its number of syllables (submarine³ = 3 syllables).