QUANT. colony A colony of seals lay basking in the sun.
VERB + SEAL cull Environmentalists claim there is no reason to cull seals.
SEAL + VERB bark
SEAL + NOUN pup | cull
2 for a document
ADJ. wax an official-looking letter with a wax seal
VERB + SEAL break He broke the seal, and opened the envelope.
PHRASES a seal of approval Her report was given the seal of approval by senior management.
1 close sth
ADV. carefully, firmly, properly, tightly, well The containers must be carefully sealed so that no air can get in. | completely, totally The unit is completely sealed. | virtually | effectively | hermetically a hermetically sealed container | off, up
PREP. from The nuclear plant would be effectively sealed off from the world. | with He sealed the bag tightly with sticky tape.
2 show formally that sth is agreed
PHRASES be signed and sealed The contracts are already signed and sealed.