DICTIONARY OF AUTOMOTIVE TERMS - "Os"

O/s
Abbreviation for offside
OS
Acronym for Oxygen Sensor
OSAC
Acronym for orifice Spark advance control
OSC
Acronym for Output State Check (Ford)
OSCA
A vehicle brand of which the 1948-56 MT-4 models are milestone cars.
Oscillate
To swing back and forth like a pendulum.
Oscillating action
A swinging action such as that in the pendulum of a clock.
Oscillating pick-up ignition system
(OPUS) An ignition system where the contact breaker and cam are replaced by a timing rotor, a pick-up module, and an amplifier module
Oscillation
A swinging action such as that in the pendulum of a clock.
Oscilloscope
  1. A testing unit which projects visual reproduction of the ignition system spark action onto screen of cathode-ray tube. Also see ignition oscilloscope
  2. Fluorescent-coated tube which visually shows an electrical wave.

OSD
Acronym for Otomotiv Sanayii Dernegi (i.e., Automotive Manufacturers Association) (Turkey)
OSHA
Acronym for Occupational Safety and Health Administration. A division of the US Department of Labor that oversees and regulates matters affecting safety in the workplace.
OSM
Acronym for Output State Monitor
OSS
Acronym for Output Speed Shaft