One who admonishes; one who warns of faults, informs of duty, or gives advice and instruction by way of reproof or caution.
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.
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.
An ironclad war vessel, very low in the water, and having one or more heavily-armored revolving turrets, carrying heavy guns.
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.
I'm the type who'd be happy not going anywhere as long as I was sure I knew exactly what was happening at the places I wasn't going to. I'm the type who'd like to sit home and watch every party that I'm invited to on a monitor in my bedroom. Andy Warhol
Parents are working more than ever before and unable to monitor what kids are eating at home, and schools are selling astronomical amounts of junk food in order to supplement shrinking budgets. It's a ticking time bomb, and America's children are exploding. Lisa Ling
Well, for over a year now at my desk, a prototype program of Luigi and Mario has been running on my monitor. We've been thinking about the game, and it may be something that could work on a completely new game system. Shigeru Miyamoto
We're going to be able to ask our computers to monitor things for us, and when certain conditions happen, are triggered, the computers will take certain actions and inform us after the fact. Steve Jobs
We need to increase the transparency of shadow banking markets so that authorities can monitor for signs of excessive leverage and unstable maturity transformation outside regulated banks. Janet Yellen