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.
Agriculture looks different today - our farmers are using GPS and you can monitor your irrigation systems over the Internet. Debbie Stabenow
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
Could a government dare to set out with happiness as its goal? Now that there are accepted scientific proofs, it would be easy to audit the progress of national happiness annually, just as we monitor money and GDP. Polly Toynbee
I don't want to run around and look at a shot through a monitor. That doesn't improve what I'm trying to do. I figure, once I've done my job, it's none of my business. Johnny Depp
There's a certain spiritual nature and something of the mind that we can't measure. We can't find it. With all our sophisticated equipment, we cannot monitor or define it, and yet it's there. Benjamin Carson