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Physics
The branch of science concerned with the properties of matter and energy and the relationships between them.
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safety zone
Sports; Archery
There is a safety zone around an archery shooting area. Spectators must remain approx. 65 feet (20 meters) from the sideline of the field and approx. 32 feet (10 meters) behind ...
spark-ignition (SI) engine
Automotive; Vehicle equipment
An internal combustion engine in which the fuel mixture is ignited electrically. A spark-ignition engine runs on an Otto cycle — most gasoline engines run on a modified Otto ...
airport surveillance radar (ASR)
Aviation; Airport
A radar system which allows air traffic controllers (ATC) to identify the direction and distance of aircrafts that may be arriving or departing from an airport.
margin security
Financial services; General Finance
A security that may be bought or sold in a margin account as defined in Regulation T.
cantabile
Entertainment; Music
1. 'Singable' piece designed to sound like the human voice. 2. First half of a double aria.
voting certificate
Financial services; General Finance
Certificates issued by a voting trust to stockholders in exchange for their common stock, which represent all the rights of common stock except voting rights.
