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The Collaborative International Dictionary
Preexisting

Preexist \Pre`["e]x*ist"\, v. i. [imp. & p. p. Pre["e]xisted; p. pr. & vb. n. Pre["e]xisting.] To exist previously; to exist before something else.

Wiktionary
preexisting
  1. Already in (l/en: existence) before (something else). alt. (present participle of preexist English) v

  2. (present participle of preexist English)

WordNet
preexisting

adj. existing previously or before something; "variations on pre-existent musical themes" [syn: preexistent, pre-existent, pre-existing]

Usage examples of "preexisting".

They kept their scientists and engineers together in their preexisting teams, still working on WMD projects but dispersed and attached to bland government agencies where Baghdad assumed the inspectors would never think to look.

Or, just as often, individuals had a satori-like experience and then used it to bolster their preexisting stage of adaptation: a businessman used the new freedom to return to the office and more aggressively one-up his associates.

The Winnebago dealer had a preexisting GI complaint, peptic ulcer disease, which, though controlled by an over-the-counter medication, gave Ebola an easy target.

When mind reflects on nature, much of the nature is preexisting or pre-mental (the sensorimotor components).

And in that creation of culture, a reflection paradigm is woefully inadequate, because preexisting holons are not being discovered, but rather newly created holons are being produced.

All of the preexisting problems might have doomed the regime change plan anyway, but what clearly sunk it was the Kosovo war.

A study conducted by UNICEF and Tufts University immediately after the Gulf War found considerable evidence of preexisting malnutrition among Iraqi children as a result of that prior era of neglect.

Even here it is hard to say how much worse the situation is beyond the preexisting levels of malnutrition found by the Tufts/UNICEF study, but there is general agreement that it is worse and probably considerably worse.

Not only should we expect never to be able to return in such force (unless Saddam were to invade Saudi Arabia), but they might actually ask us to further scale back the preexisting force levels as a sop to their unhappy domestic constituencies.

I've gathered additional data, which indicates the terminated assailant may have suffered from a preexisting that caused his death.

Though the incoming cases were still on the upslope, the rate was lower than that predicted by preexisting computer models.

Though the incoming cases were still on the upslope, the rate was lower than that predicted by preexisting computer models .

Thus evolution by addition and the functional preservation of the preexisting structure must occur for one of two reasons-either the old function is required as well as the new one, or there is no way of bypassing the old system that is consistent with survival.

Without a doubt, each new step in brain evolution is accompanied by changes in the physiology of the preexisting components of the brain.

They'd used preexisting mine shafts and tunnels wherever possible in building the Project, and this part of the mountains was honeycombed with them.