amerikai:
brit:
1. A sentry, watch, or guard.
2. A private soldier.
3. A unique string of characters recognised by a computer program for processing in a special way; a keyword.
The tag is a sentinel that suspends web-page processing and displays the subsequent text literally.
4. A sentinel crab.
5. A sign of a health risk (e.g. a disease, an adverse effect).
sentinel animals can be used to explore endemic diseases.
1. To watch over as a guard.
He sentineled the north wall.
2. To post as guard.
He sentineled him on the north wall.
3. To post a guard for.
He sentineled the north wall with just one man.