- Also called film speed. the sensitivity of a film or paper to light, measured by an ASA or DIN index, which assigns low numbers to slow film and higher numbers to faster film.
- Also called shutter speed. the length of time a shutter is opened to expose film.
- the largest opening at which a lens can be used.
verb (used with object), sped or speed·ed, speed·ing.
verb (used without object), sped or speed·ed, speed·ing.
Words nearby speed
Idioms for speed
- at the greatest speed possible: We drove down the highway at full speed.
- to the maximum of one's capabilities; with great rapidity: He worked at full speed.
- operating at full or optimum speed.
- functioning or producing at an expected, acceptable, or competitive level; up to par: a new firm not yet up to speed.
Origin of speed
SYNONYMS FOR speed
ANTONYMS FOR speed
OTHER WORDS FROM speed
Examples from the Web for outspeed
He had played into the enemy's hands, and unless he could outspeed their ships, the game was up.World's War Events, Vol. I|Various
The message of warning was already tingling along the sensitive wires, and must outspeed the slow human traveller.Salem Chapel, v.1/2|Mrs. Oliphant
As the car drew near the Brewsters, his tenderness seemed to outspeed the electricity.The Portion of Labor|Mary E. Wilkins Freeman
While cruising in these waters, we may catch sight of their boat, and you can see the advantage of being able to outspeed it.The Launch Boys' Adventures in Northern Waters|Edward S. Ellis
If a balloon has a propelling apparatus it may move against the wind, or it may outspeed the wind.The Story of Great Inventions|Elmer Ellsworth Burns
British Dictionary definitions for outspeed
- a gear ratio in a motor vehicle, bicycle, etc
- (in combination)a three-speed gear
- operating at an acceptable or competitive level
- in possession of all the relevant or necessary information
verb speeds, speeding, sped or speeded
- (intr) to prosper or succeed
- (tr) to wish success to
Derived forms of speedspeeder, noun
Word Origin for speed
Science definitions for outspeed
Idioms and Phrases with outspeed
In addition to the idiom beginning with speed
- speed up
- full speed ahead
- up to par (speed)