Found 2 items, similar to Sea level.
English → English (WordNet)
Definition: sea level
sea level
n : 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
English → English (gcide)
Definition: Sea level
Sea level
\Sea“ lev”el\
The level of the surface of the sea; any surface on the same
level with the sea.
[1913 Webster]