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premature Syllabification: pre·ma·ture
Pronunciation: /ˌprēməˈCHo͝or/

Definition of premature in English:


1Occurring or done before the usual or proper time; too early: the sun can cause premature aging [with infinitive]: it would be premature to do so at this stage
More example sentences
  • To discard potential new directions for research at this early stage would be premature.
  • Free radicals are thought to be responsible for helping to cause premature ageing, heart disease and cancer.
  • Apart from the associations with premature ageing, darker hair suits my Anglo-Asian olive skin.
rash, ill-considered, overhasty, hasty, precipitate, precipitous, impulsive, impetuous, inopportune
informal previous
1.1(Of a baby) born before the end of the full term of gestation, especially three or more weeks before.
Example sentences
  • SIDS (Sudden Infant Death Syndrome) can happen to any baby, but premature babies and low birth-weight babies are more at risk.
  • His observations led to the careful control of oxygen delivery to premature babies.
  • Some premature babies suffer from breathing difficulties but this did not appear to be the case with Jennifer.


Pronunciation: /-ˈCHo͝oritē/ /-ˈt(y)o͝or-/
Example sentences
  • Second-hand smoke also affects babies, before and after birth, and can lead to prematurity, respiratory illnesses, nervous disorders and hearing impairments.
  • Amazingly, the fat content in my breast milk would be higher to compensate for my baby's prematurity.
  • The respiratory difficulties the baby has can be expected with such prematurity.


Late Middle English (in the sense 'ripe, mature'): from Latin praematurus 'very early', from prae 'before' + maturus 'ripe'.

Definition of premature in:
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