unstable

inestable

Puede moverse, caerse, fallar o cambiar de repente por falta de firmeza o seguridad.

En inglés sencillo: Likely to move, fall, fail, or change suddenly because it is not firm or secure.

• This chair is unstable.
• The house stood on unstable ground.
• Engineers warned that the damaged bridge was unstable.

Sinónimos: unsteady, insecure

Antónimos: stable, steady

Expresiones frecuentes: unstable ground, unstable structure, unstable ladder

inestable, variable

Cambia a menudo o de repente, en vez de mantenerse igual.

En inglés sencillo: Changing often or suddenly rather than staying the same.

• Fuel prices are unstable.
• The country remained politically unstable for years.
• Unstable weather made it difficult to plan the trip.

Sinónimos: changeable, volatile

Antónimos: stable, constant

Expresiones frecuentes: unstable prices, politically unstable, unstable economy

inestable

Se descompone químicamente o se transforma en otras sustancias con facilidad.

En inglés sencillo: Likely to break down chemically or change into other substances easily.

• The compound is chemically unstable.
• Heat can make this substance unstable.
• Unstable molecules may break apart during storage.

Antónimos: stable

Expresiones frecuentes: chemically unstable, unstable compound, unstable molecule