Definition of monitor
- n. - One who admonishes; one who warns of faults, informs of
duty, or gives advice and instruction by way of reproof or caution.
- n. - Hence, specifically, a pupil selected to look to the
school in the absence of the instructor, to notice the absence or
faults of the scholars, or to instruct a division or class.
- n. - Any large Old World lizard of the genus Varanus; esp., the
Egyptian species (V. Niloticus), which is useful because it devours the
eggs and young of the crocodile. It is sometimes five or six feet long.
- n. - An ironclad war vessel, very low in the water, and having
one or more heavily-armored revolving turrets, carrying heavy guns.
- n. - A tool holder, as for a lathe, shaped like a low turret,
and capable of being revolved on a vertical pivot so as to bring
successively the several tools in holds into proper position for
cutting.