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SEAL definition: 1. a large mammal that eats fish and lives partly in the sea and partly on land or ice 2. something…. Learn more.
The meaning of SEAL is any of numerous carnivorous marine mammals (families Phocidae and Otariidae) that live chiefly in cold regions and have limbs modified into webbed flippers adapted primarily to swimming; especially : a fur seal or hair seal as opposed to a sea lion.
Seal definition: an embossed emblem, figure, symbol, word, letter, etc., used as attestation or evidence of authenticity. See examples of SEAL used in a sentence.
A seal is something which prevents anything leaking from a place where a part joins a pipe, vessel, or fluid device. By designing an apparatus with rounded corners, an airtight seal was possible with a gasket that was inserted between the edge of the lid and the interior of the box.
n. 1. a. A device or material that is used to close off or fasten an opening or connection, especially to prevent the escape of a liquid or gas: used caulk as a seal around the window. b. An airtight closure: a door that lacks a tight seal.
Definition of seal verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
noun. a device incised to make an impression; used to secure a closing or to authenticate documents. synonyms: stamp. see more. noun. a stamp affixed to a document (as to attest to its authenticity or to seal it) “the warrant bore the sheriff's seal ” see more. noun. an indication of approved or superior status. synonyms: cachet, seal of approval.
