The difference between Block off and Seal
When used as verbs, block off means to obstruct, whereas seal means to hunt seals.
Seal is also noun with the meaning: a pinniped (pinnipedia), particularly an earless seal (true seal) or eared seal.
check bellow for the other definitions of Block off and Seal
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Block off as a verb (transitive):
To obstruct.
Examples:
"The lorry is blocking off the road, so traffic has come to a standstill."
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Block off as a verb:
To book, set aside (an unbroken period of time to do an activity).
Examples:
"I'll need to block off a couple of weeks to refurnish my house."
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Seal as a noun:
A pinniped (Pinnipedia), particularly an earless seal (true seal) or eared seal.
Examples:
"The seals in the harbor looked better than they smelled."
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Seal as a noun (heraldry):
A bearing representing a creature something like a walrus.
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Seal as a verb (intransitive):
To hunt seals.
Examples:
"They're organizing a protest against sealing."
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Seal as a noun:
A stamp used to impress a design on a soft substance such as wax.
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Seal as a noun:
An impression of such stamp on wax, paper or other material used for sealing.
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Seal as a noun:
A design or insignia usually associated with an organization or an official role.
Examples:
"The front of the podium bore the presidential seal."
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Seal as a noun:
Anything that secures or authenticates.
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Seal as a noun:
Something which will be visibly damaged if a covering or container is opened, and which may or may not bear an official design.
Examples:
"The result was declared invalid, as the seal on the meter had been broken."
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Seal as a noun:
Confirmation or an indication of confirmation.
Examples:
"Her clothes always had her mom's seal of approval."
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Seal as a noun:
Something designed to prevent liquids or gases from leaking through a joint.
Examples:
"The canister is leaking. I think the main seal needs to be replaced."
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Seal as a noun:
A tight closure, secure against leakage.
Examples:
"Close the lid tightly to get a good seal."
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Seal as a noun:
A chakra.
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Seal as a verb (transitive):
To place a seal on (a document).
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Seal as a verb:
To mark with a stamp, as an evidence of standard exactness, legal size, or merchantable quality.
Examples:
"to seal weights and measures; to seal silverware"
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Seal as a verb (transitive):
To fasten (something) so that it cannot be opened without visible damage.
Examples:
"The cover is sealed. If anyone tries to open it, we'll know about it."
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Seal as a verb (transitive):
To prevent people or vehicles from crossing (something).
Examples:
"The border has been sealed until the fugitives are found."
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Seal as a verb (transitive):
To close securely to prevent leakage.
Examples:
"I've sealed the bottle to keep the contents fresh."
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Seal as a verb (transitive):
To place in a sealed container.
Examples:
"I've sealed the documents in this envelope."
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Seal as a verb (transitive, chess):
To place a notation of one's next move in a sealed envelope to be opened after an adjournment.
Examples:
"After thinking for half an hour, the champion sealed his move."
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Seal as a verb (transitive):
To guarantee.
Examples:
"The last-minute goal sealed United's win."
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Seal as a verb:
To fix, as a piece of iron in a wall, with cement or plaster, etc.
Examples:
"rfquotek Gwilt"
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Seal as a verb:
To close by means of a seal.
Examples:
"to seal a drainpipe with water"
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Seal as a verb (Mormonism):
To confirm or set apart as a second or additional wife.
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Seal as a verb (dialectal):
To tie up animals (especially cattle) in their stalls.