| a prefix occurring originally in loanwords from Latin, where it meant “before” (preclude; prevent); applied freely as a prefix, with the meanings “prior to,” “in advance of,” “early,” “beforehand,” “before,” “in front of,” and with other figurative meanings (preschool; prewar; prepay: preoral; prefrontal). |
| pre- pref.
[Middle English, from Old French, from Latin prae-, from prae, before, in front; see per1 in Indo-European roots.] |
pre- pref.
Earlier; before; prior to: prenatal.
Anterior; in front of: preaxial.