Precooked food a preexisting condition (definition of pre- from the cambridge academic content dictionary © cambridge university press) The meaning of pre- is earlier than : How to use pre- in a sentence.
The prefix pre-, which means “before,” appears in numerous english vocabulary words, for example: Pre dict, pre vent, and pre fix! Pre- is used to form words that indicate that something takes place before a particular date, period, or event.
Sempre que o prefixo pre- for átono, tendo uma pronúncia fechada (ê), deverá ser escrito sem hífen. Pre- a prefix denoting priority (of time, place, or rank);