- 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 the film or digital sensor inside the camera to light.
- the largest opening at which a lens can be used.
verb (used with object), sped [sped] /spɛd/ or speed·ed, speed·ing.
verb (used without object), sped [sped] /spɛd/ or speed·ed, speed·ing.
SYNONYMS FOR speed
QUIZ YOURSELF ON “ITS” VS. “IT’S”!
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
synonym study for speed
OTHER WORDS FROM speed
Words nearby speed
Example sentences from the Web for speed
Since then, total hours worked have rebounded at exactly the same speed.Despite wildly different approaches, the US and UK are seeing identical declines in hours worked|Dan Kopf|September 17, 2020|Quartz
The discovery of this phenomenon, which theorists called universality, was as bizarre as finding that elephants and egrets move at precisely the same top speed.How Mathematical ‘Hocus-Pocus’ Saved Particle Physics|Charlie Wood|September 17, 2020|Quanta Magazine
Added to which, a page that’s been properly optimized for speed might not need AMP for those speed gains, as well.Google ranking factors to change search in 2021: Core Web Vitals, E-A-T, or AMP?|Aleh Barysevich|September 16, 2020|Search Engine Watch
You can coach sharpness within speeds, so that means how you start, how you push off and how you maintain your sprint speed by the technique that you use.A Canadian Teenager Is One Of The Fastest Soccer Players In The World|Julian McKenzie|September 16, 2020|FiveThirtyEight
As the next flare runs into the protons released by the previous flare, it would accelerate protons and electrons in the same direction at the same speeds.Neutrinos could reveal how fast radio bursts are launched|Lisa Grossman|September 16, 2020|Science News
Term limits could be a prescription to speed change along.
He felt his body grow limp (like one of those high-speed films of a flower wilting).Powerful Congressman Writes About ‘Fleshy Breasts’|Asawin Suebsaeng|January 7, 2015|DAILY BEAST
The jet engine instantly brought two advances over propellers: it doubled the speed and it was far more reliable.Flight 8501 Poses Question: Are Modern Jets Too Automated to Fly?|Clive Irving|January 4, 2015|DAILY BEAST
One report has the AirAsia Airbus flying at a speed very close to what would trigger a low speed stall.
Authorities blame anarchists protesting a proposed high-speed rail line called TAV that will link Turin and Lyon, France.
Really, he had made astonishing speed for one who had tunnelled his way underp.The Tale of Grandfather Mole|Arthur Scott Bailey
A long stretch of smooth ice followed, over which he glided with ever-increasing speed.The Giant of the North|R.M. Ballantyne
Never again would he sit behind that wheel rejoicing in the insolence of speed.The Joyous Adventures of Aristide Pujol|William J. Locke
In fact, his appearance was so formidable that Davy did not pause for a second look, but started off at the top of his speed.Davy and The Goblin|Charles E. Carryl
And the girl, scarce believing her good fortune, departed with a speed that bordered on the ludicrous.St. Martin's Summer|Rafael Sabatini
British Dictionary definitions for speed
- 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
Scientific definitions for speed
Idioms and Phrases with speed
In addition to the idiom beginning with speed
- speed up
- full speed ahead
- up to par (speed)