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# rapidity

«rapidity» in Mova's school dictionary: **Great speed; how fast something happens** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

noun (rapidity, uncountable)

### meaning for a pupil

(formal) Great speed; how fast something happens. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/rapidity/#m1)

### sense in the lessons

A stiff, exam-voice word for speed. In science texts: «the rapidity of the reaction». In stories, «with great rapidity» means very fast. Phrases: with rapidity, the rapidity of.

### examples

- The fire spread with alarming rapidity. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/rapidity/#x1)
- The rapidity of his answer surprised the teacher. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/rapidity/#x2)
- Cheetahs run with great rapidity. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/rapidity/#x3)
- The rapidity of the reaction increased when we heated it. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/rapidity/#x4)
- The news travelled with rapidity. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/rapidity/#x5)
- Children grow with surprising rapidity. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/rapidity/#x6)
- "Sire," replied the Indian, "the rapidity of his movements took me so by surprise that he was out of hearing before I recovered my speech. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/rapidity/#x7)

### note

Uncountable. Adjective: rapid; adverb: rapidly. Formal; in speech say speed or quickness.

### Trees and pragmatics

[Every meaning and example of «rapidity» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/R/rapidity/), each sentence with its dependency tree and frames.