ENGLISH THESAURUS & DICTIONARY

SEAL

noun · verb

Words like SEAL

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MEANING & USAGE

Definitions & examples

01noun

a member of a Naval Special Warfare unit who is trained for unconventional warfare

“SEAL is an acronym for Sea Air and Land”

02noun

fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters

03noun

a device incised to make an impression; used to secure a closing or to authenticate documents

04noun

the pelt or fur (especially the underfur) of a seal

“a coat of seal”

11 more meanings

05noun

a stamp affixed to a document (as to attest to its authenticity or to seal it)

“the warrant bore the sheriff's seal”

06noun

an indication of approved or superior status

07noun

a finishing coat applied to exclude moisture

08noun

fastener that provides a tight and perfect closure

09noun

any of numerous marine mammals that come on shore to breed; chiefly of cold regions

10verb

make tight; secure against leakage

“seal the windows”

11verb

close with or as if with a seal

“She sealed the letter with hot wax”

12verb

decide irrevocably

“sealing dooms”

13verb

affix a seal to

“seal the letter”

14verb

cover with varnish

15verb

hunt seals

Meanings and examples from Open English WordNet 2025. About our sources ↗

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Expressions with “SEAL”

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Explore multiword dictionary entries containing this word. Each has its own meanings and related words.

seal in fur seal seal off seal oil hair seal harp seal Navy SEAL seal bomb