Subscriber login
Password
Forgot your password?
Library card login
Login with Shibboleth® »
Login with Athens »
Close menu
Oxford Dictionaries Online
The world's most trusted dictionaries
About
Subscriber services
What's new
Contact us
Help
Subscribe now
Already a subscriber or in a subscribing organization?
Login
Dictionary
Other language resources
US English
World English
Dictionary
Better writing
World of words
Puzzles and games
For children and schools
For learners of English
Email
Cite
compression ratio
(com|pres¦sion ratio)
noun
the ratio of the maximum to minimum volume in the cylinder of an internal-combustion engine.
More words in this category
actuate
blowdown
dropout
dynamometer
frost stat
ignition
liner
2
manifold
rim brake
roll
rotor
running gear
skid
tooth
travel
turbogenerator
ultimate
valve head
velocimeter
web wheel
Nearby Words
comprehend
comprehensible
comprehension
comprehensive
compresence
compress
compressed air
compression
compression joint
compression ratio
compressive strength
compressor
comprise
compromise
compromising
compte rendu
Compton effect
Compton, Arthur Holly
Compton, Denis