Occurring before a state of readiness or maturity has arrived. / Taking place earlier than anticipated, prepared for, or desired. / (informal) Suffering from premature ejaculation.

An infant born prematurely.

In a premature manner; too soon or too early.

The quality of being premature.

plural of premature

(uncountable) The condition of (a baby, etc.) being premature. / Something that is premature or occurs prematurely.

plural of prematurity

Prior to maturation

Synonym of prematurity

plural of premature birth