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Definition of seabed
seabed
/ˈsiːˌbed/
sea · bed
Plural:seabeds
seabed Lexical Profile
CEFR
B2
Grade
6
Tier
2
Usage
Top 10k
Syllables
2
seabed Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The solid ground at the bottom of a sea or ocean, formed by layers of sediment, rock, and submerged geological features.
Example
"Marine biologists deployed a remotely operated vehicle to survey the deep seabed for hydrothermal vents."
Synonyms
View all synonyms for seabedCite this Entry
Wordmom. (2026). Definition of Seabed. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/seabed