seal
seal · noun
Definitions
noun
- 1.
A marine mammal with flippers, found mainly in cold seas.
- 2.
A device or substance used to close something tightly.
- 3.
An embossed emblem used for authentication.
- 4.
[as verb]To close tightly; to confirm.
Forms
plural: seals
Related words
Etymology
Animal sense: From Old English seolh. Closure sense: From Old French seel, from Latin sigillum ("small picture").