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[pree-ig-zist] /ˌpri ɪgˈzɪst/
verb (used without object)
to exist beforehand.
to exist in a previous state.
verb (used with object)
to exist prior to (something or someone else); precede:
primitive artifacts that preexisted sophisticated tools.
Origin of preexist
1590-1600; pre- + exist
Related forms
preexistence, noun
preexistent, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for preexist
  • However, in this case, the disabling colitis did not preexist the industrial injury.
  • Claimant suffers from a number of physical conditions that preexist his industrial injury.
  • The legislation is silent on responsibility for any potential hazardous materials that may preexist on these parcels.
  • After installing the new alarms, the installer tests and cleans any smoke alarms that preexist in the residence.

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