1set (someone) free from imprisonment, slavery, or oppression:the serfs had been liberated
free (a place or people) from enemy occupation:twelve months earlier Paris had been liberated
release (someone) from a situation which limits freedom of thought or behaviour:she is liberated from the constraints of an unhappy marriage (as adjective liberating)the arts can have a liberating effect on people
free (someone) from social conventions, especially those concerned with accepted sexual roles:ways of working politically that liberate women
2 Chemistry & Physics release (gas, energy, etc.) as a result of chemical reaction or physical decomposition:the energy liberated by the annihilation of matter is huge
3 informal steal (something):the drummer’s wearing a beret he’s liberated from Lord knows where