pre-
Definition of pre-
1a (1) : earlier than : prior to : before Precambrian prehistoric (2) : preparatory or prerequisite to premedicalb : in advance : beforehand precancel prepay
2 : in front of : anterior to preaxial premolar
preadmission
preadult
preagricultural
preanesthetic
preannounce
preapprove
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Origin and Etymology of pre-
Latin prae-, from prae in front of, before — more at for
PRE- Defined for English Language Learners
pre-
Definition of pre- for English Language Learners
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: earlier than : before
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: in advance
Medical Dictionary
pre-
Medical Definition of pre-
1: earlier than : prior to : before prenatal precancerous
2: in front of : before preanal preaxial premolar
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