MEDICAL,USA: 1. Event that may or may not occur. 2. Funds included in the trust fund to serve as a cushion in case actual expenditures are higher than those projected at the time financing was established. Because the financing is set prospectively, actual experience may be different from the estimates used in setting the financing. Also see contingency fee.
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An occurrence that may or may not take place within a certain time frame.
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UK: An uncertain event.
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An unforeseen occurrence: