acceleration
noun
ac·cel·er·a·tion ik-ˌse-lə-ˈrā-shən 
(ˌ)ak-
1
a
: the act or process of moving faster or happening more quickly : the act or process of accelerating
rapid acceleration
the acceleration of economic growth
b
: ability to accelerate
a car with good acceleration
2
physics : the rate of change of velocity with respect to time
broadly : change of velocity
Example Sentences
The car delivers quick acceleration. There has been some acceleration in economic growth. There has been an acceleration in economic growth.
Recent Examples on the Web Zero-to-60-mph acceleration takes about 7 seconds, which is a respectable transfer of momentum. 
Dan Neil, WSJ, 15 Sep. 2022 The boat will have the same steep acceleration curve of an electric vehicle. Michael Verdon, Robb Report, 7 Sep. 2022 After about 15 standing-start acceleration runs, the V-8 started misfiring dramatically, and the Caddy left on a tow truck. Dave Vanderwerp, Car and Driver, 26 Aug. 2022 Shift your thinking from digital transformation to business acceleration. Ram Venkatesh, Forbes, 10 Aug. 2022 Then Jackson started experiencing acceleration hesitation and transmission overheating. Phoebe Wall Howard, Detroit Free Press, 29 July 2022 Both sections are designed as mentoring, training and acceleration labs for each of the areas. Anna Marie De La Fuente, Variety, 25 July 2022 Hill is the only player with a 99 acceleration rating in the game. Mark Inabinett | Minabinett@al.com, al, 22 July 2022 There are still many other things that aren't working properly, including the USB-A ports on the Studio, faster-than-USB-2.0 speeds from any Type-C/Thunderbolt ports, and GPU acceleration, but progress is being made on all of those fronts. Andrew Cunningham, Ars Technica, 18 July 2022 See More
Dan Neil, WSJ, 15 Sep. 2022 The boat will have the same steep acceleration curve of an electric vehicle. Michael Verdon, Robb Report, 7 Sep. 2022 After about 15 standing-start acceleration runs, the V-8 started misfiring dramatically, and the Caddy left on a tow truck. Dave Vanderwerp, Car and Driver, 26 Aug. 2022 Shift your thinking from digital transformation to business acceleration. Ram Venkatesh, Forbes, 10 Aug. 2022 Then Jackson started experiencing acceleration hesitation and transmission overheating. Phoebe Wall Howard, Detroit Free Press, 29 July 2022 Both sections are designed as mentoring, training and acceleration labs for each of the areas. Anna Marie De La Fuente, Variety, 25 July 2022 Hill is the only player with a 99 acceleration rating in the game. Mark Inabinett | Minabinett@al.com, al, 22 July 2022 There are still many other things that aren't working properly, including the USB-A ports on the Studio, faster-than-USB-2.0 speeds from any Type-C/Thunderbolt ports, and GPU acceleration, but progress is being made on all of those fronts. Andrew Cunningham, Ars Technica, 18 July 2022 See More Word History
Etymology
borrowed from Anglo-French & Latin; Anglo-French acceleratiun, borrowed from Latin accelerātiōn-, accelerātiō, from accelerāre "to accelerate" + -tiōn-, -tiō, suffix of action nouns
First Known Use
15th century, in the meaning defined at sense 1a
Phrases Containing acceleration
Kids Definition
acceleration
noun
ac·cel·er·a·tion ak-ˌse-lə-ˈrā-shən
: the act or process of speeding up
Medical Definition
acceleration
noun
ac·cel·er·a·tion ik-ˌsel-ə-ˈrā-shən, (ˌ)ak-
1
: the act or process of accelerating : the state of being accelerated
2
: change of velocity
also : the rate of this change
3
: advancement in mental growth or achievement beyond the average for one's age
acceleration
noun
as in pace
an increasing in speed or rate of occurrence Experts predict a steady acceleration in economic growth over the next two years. Synonyms & Similar Words
Relevance
- pace
- rate
- speed
- velocity
- velocity
- rapidity
- swiftness
- quickness
- clip
- gait
- celerity
- tempo
- rapidness
- fleetness
- speediness
- haste
- fastness
- warp speed
- precipitation
- hurry
- rush
- precipitousness
- alacrity
- expedition
- hastiness
- drive
- promptness
- promptitude
- dispatch
- hustle
- expeditiousness
Antonyms & Near Antonyms
- slowness
- sluggishness
- lethargy
- reluctance
- torpidity
- languor
- leisureliness
- languidness
- torpor
- deliberateness
- deliberation
- procrastination
- dilatoriness
- lateness
- pokiness