Definition of pre-
1a(1)
: earlier than : prior to : before
Precambrian prehistoric
(2)
: preparatory or prerequisite to
premedical
b
: in advance : beforehand
precancel prepay
2
: in front of : anterior to
preaxial premolar
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“Pre-.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pre-. Accessed 13 Apr. 2021.
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