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preterm Synonyms
Another word for preterm
Choosing another word for preterm depends on context, so the synonyms and similar words below are separated across 3 exact definitions and ranked by match strength.
• adjective (Context 1)
Occurring or born before the end of the normal period of gestation, specifically before thirty-seven completed weeks of pregnancy.
Usage Example
"The hospital's neonatal unit specializes in caring for premature infants."
Strongest
premature
Strong
early
Weak
untimely
• adverb (Context 2)
Before the completion of a full, normal period of pregnancy.
Usage Example
"Twins are statistically much more likely to be born prematurely than single babies."
Strongest
prematurely
Strong
early
• noun (Context 3)
An infant born before the completion of the normal period of human gestation.
Usage Example
"Modern incubators have dramatically improved survival outcomes for preterms."
Strongest
preemie
Opposites of preterm
The opposite of preterm shifts depending on context. Common opposites include:
full-term
post-term
overdue
late
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Preterm. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/preterm