reversible

«reversible» in Mova's school dictionary: Able to be changed back to how it was before — its meaning for a pupil, its sense in the lessons and examples, with 1 sentence of Mova's corpora that use it.

part of speech

adjective (reversible)

meaning for a pupil

1) Able to be changed back to how it was before. tree →

2) (clothes) Able to be worn either side out: a reversible jacket. tree →

3) (science) A reversible change is one where you can get the original materials back, like melting ice or dissolving salt. tree →

sense in the lessons

In science lessons, pupils sort changes into reversible (melting, freezing, dissolving, evaporating) and irreversible (burning, cooking an egg, rusting). In maths, some operations can be reversed: adding is reversed by subtracting. In everyday life, «reversible» clothes have two looks. Phrases: «reversible change», «reversible reaction», «reversible jacket».

examples

• Melting chocolate is a reversible change, because it can set again. tree →
• Burning paper is not reversible. tree →
• My coat is reversible: blue on one side and red on the other. tree →
• Dissolving salt is reversible — evaporate the water and the salt is left. tree →
• The doctor said the damage was reversible with rest. tree →
• Is cooking an egg a reversible change? No! tree →

note

Opposite: irreversible. Verb: reverse. Spelling: -ible (not «-able»). Maths link: inverse operations reverse each other (× and ÷, + and −).

In the corpora

• Melting, freezing, boiling and condensing are reversible changes, because the molecules stay the same.

Trees and pragmatics

Every meaning and example of «reversible» parsed by Mova, each sentence with its dependency tree and frames.