premature

/ˌpriməˈtʃʊr/B2Loopy word list, level 5 · Proficient

Definition

adj. born after a gestation period of less than the normal time
adj. uncommonly early or before the expected time

Example sentences

a.
The doctor said the baby was born premature and needed special care.
n.
The premature of the project led to many unexpected challenges.