seal (EN)

noun, verb

noun “seal”

1. a type of marine animal that is often found in cold seas
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   During our beach visit, we watched a group of seals basking in the sun on the rocky shore.
2. an impression of a stamp in wax used on letters to guaranteed authenticity
   The king pressed his signet ring into the hot wax, creating a seal on the envelope.
3. a tool used to create a pattern or mark on a softer material
   The king pressed his seal into the wax to authenticate the document.
4. a symbol or emblem that represents an organization or official position
   The letter had the university's seal printed at the bottom.
5. a device or material that shows if a container has been opened
   Before opening the jar with the pills, she checked to ensure the seal was intact.
6. a device used to stop fluids or gases from escaping through gaps
   The plumber recommended changing the seals in the faucet to stop the drip.

verb “seal”

1. to apply a seal to a document
   After signing the contract, the notary sealed the document with an official stamp.
2. to secure something in a way that opening it will show tampering
   She sealed the jar with a sticker to ensure its contents remained intact.
3. to make something airtight or watertight
   The plumber sealed the faucet tightly to prevent water leakage.
4. to block passage through a place
   The school sealed the main entrance due to the ongoing construction.
5. to stamp something to show it meets certain standards
   The beekeeper sealed each jar with a stamp indicating the honey's purity and weight.
6. to guarantee
   Her impressive presentation sealed her promotion at work.