deceleration
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deceleration
- /diːsɛləˈɹeɪʃən/ UK
- /dɪˌsɛləˈɹeɪʃən/ US
Rhymes with -eɪʃən
Where it comes from
From de- + (ac)celeration.
noun decelerations
- The act or process of decelerating. The rocket is now in deceleration.
- The amount by which a speed or velocity decreases (and so a scalar quantity or a vector quantity), an acceleration having a negative numerical value. The brakes produce a deceleration of 10 metres per second.
Opposite: acceleration
Thesaurus
noun
Opposite: acceleration
Translations
Every language
noun the act or process of decelerating
| Español | desaceleración |
|---|---|
| 日本語 | 減速 gensoku |
| 中文 | 減速 /减速 jiǎnsù |
| Português | desaceleração |
| Français | décélération |
| Deutsch | Verlangsamung |
| Italiano | decelerazione |
| Ελληνικά | επιβράδυνση epivrádynsi |
| Русский | торможе́ние tormožénije, замедле́ние zamedlénije, децелера́ция decelerácija |
| العربية | تَباطُؤ tabāṭuʔ |
noun amount by which a speed or velocity decreases
| Português | desaceleração |
|---|---|
| Ελληνικά | επιβράδυνση epivrádynsi |
| Русский | децелера́ция decelerácija |
Talk about this word "deceleration." Wiktionary, via Micwyn, micwyn.com/word/deceleration. Accessed 6 Nov. 2026. deceleration. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/deceleration "deceleration." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/deceleration.Cite this
@misc{deceleration_2026,
title = {deceleration},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/deceleration},
urldate = {2026-11-06}
}
