critical rate

Also found in: Acronyms.

crit·i·cal rate

a heart rate at which aberration or incomplete block will occur; a result of shortening of cycle length so that it barely includes the refractory period.
References in periodicals archive ?
If the new interest rate exceeds the critical rate by a substantial margin this might have little marginal effect on offshore capital flows.
But by sending strong enough signals via the OCR the Bank can hope to influence real exchange rate expectations and hence the critical rate.
There is, however, a (near) monotonic increase in the critical rates with the lengthening of maturity.
Second, given that the migration rate is below some critical rate so that variance can be maintained, it is not clear how the populations move through the selective valley to become differentiated in the first place (Barton and Rouhani 1987, 1993), or whether this transition can occur in a reasonable amount of time (Phillips 1996).
c] to give an approximate surface fire critical rate of spread that can be compared to R from Rothermel's (1972) model.
The five stands [less than]25 yr of age differed from the others in having very low crown fuel loads and thus very high critical rates of spread (and low active crown fuel variable values).
Populations exposed to a rate of environmental change exceeding the critical rate were assumed to be doomed to certain extinction, which is reasonable.
The report showed that the government also "aims to reduce the current critical rates of child malnutrition by at least one percentage point per year.
Malnutrition has reached critical rates, with about 30 percent of the population suffering, and the threat of diseases such as measles, malaria and cholera is looming.
These long term objectives will consist of critical rates and loads that must not be exceeded.
A deterministic mathematical model was designed to: 1) predict the duration of the weakfish larval stage as afunction of prey density, 2) calculate the percent mortality incurred by weakfish larvae at any discrete prey density, and 3,) estimate critical rates of instantaneous mortality, rates at which a weakfish recruitment failure could occur.
The Bulgarian Socialist Leader, for example, suggests the introduction of a tax on financial transactions, the use of bonds to fund projects, and calls for the use of all EU funds to counter youth unemployment, which had reached critical rates due to the incompetence of the EU right wing.
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