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# dissipation

«dissipation» in Mova's school dictionary: **the slow spreading out and loss of something, especially…** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

noun (dissipation; uncountable)

### meaning for a pupil

1) (science) Dissipation is the slow spreading out and loss of something, especially energy, heat or a cloud, until it fades away. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/dissipation/#m1)

2) Wasting money, time or effort. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/dissipation/#m2)

3) (old-fashioned, disapproving) Living a wild life of too much drinking and pleasure. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/dissipation/#m3)

### sense in the lessons

In science lessons on energy: some energy is «dissipated» as heat and sound, so no machine is perfectly efficient. In weather, clouds and fog dissipate. In older stories, dissipation describes a wasteful, unhealthy life. Phrases: «heat dissipation», «energy dissipation».

### examples

- A car engine loses energy through the dissipation of heat. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/dissipation/#x1)
- The dissipation of the fog made the road safe again. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/dissipation/#x2)
- The fan helps the dissipation of heat from the computer. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/dissipation/#x3)
- The storm weakened, and its dissipation took a day. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/dissipation/#x4)
- In the old novel, the rich young man ruined his health with dissipation. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/dissipation/#x5)
- The dissipation of his savings left him poor. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/dissipation/#x6)

### note

Uncountable. Verb: «dissipate». In physics, energy is not destroyed when it dissipates; it spreads out, usually as heat. Formal word.

### Trees and pragmatics

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