different between celerity vs acceleration

English

Etymology

From Old French celeritee (compare French célérité), from Latin celeritas, from celer (“fast, swift”).

Pronunciation

• IPA^(key): /s??l???ti/
• (US)
• Rhymes: -???ti

Noun

celerity (usually uncountable, plural celerities)

1. Speed, swiftness.
   • c. 1604, William Shakespeare, act 5, in Measure for Measure:

     O most kind maid, / It was the swift celerity of his death, / Which I did think with slower foot came on, / That brain'd my purpose.
2. (oceanography) The speed of individual waves (as opposed to the speed of groups of waves).
3. (hydrology) The speed with which a perturbation to the flow propagates through the flow domain.
4. (telecommunications, dated) The speed of symbol transmission, now called baud rate.

Related terms

Translations

English

Alternative forms

• acc.
• a.

Etymology

First attested in 1531. From French accélération or more likely directly from Latin acceler?ti? (“a hastening, acceleration”). Equivalent to accelerate +? -ion.

Pronunciation

• enPR: ?ks?l?r?'sh?n, IPA^(key): /?k.?s?l.?.??e?.??n/, /æk.?s?l.?.??e?.??n/, /?k.?s?l.?.??e?.??n/
• Rhymes: -e???n

Noun

acceleration (countable and uncountable, plural accelerations)

1. (uncountable) The act of accelerating, or the state of being accelerated; increase of motion or action; as opposed to retardation or deceleration.

2. (countable) The amount by which a speed or velocity increases (and so a scalar quantity or a vector quantity).
3. (physics) The change of velocity with respect to time (can include deceleration or changing direction).
4. The advancement of students at a rate that places them ahead of where they would be in the regular school curriculum.

Usage notes

Acceleration in SI units is measured in metres per second per second (m/s²), or in imperial units in feet per second per second (ft/s²).

Antonyms

• (act or state, amount): deceleration, retardation

Translations

See also

• displacement
• velocity
• jerk

References

Interlingua

Noun

acceleration (plural accelerationes)

1. acceleration

Swedish

Etymology

accelerera +? -tion

Noun

acceleration c

1. acceleration; a change in velocity

Declension