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Related to criticality: Self-organized criticality


n. pl. crit·i·cal·i·ties
1. The quality, state, or degree of being of the highest importance: "The challenge of our future food supply is approaching criticality" (New York Times).
2. Physics
a. The point at which a nuclear reaction is self-sustaining.
b. The state of a substance or system at its critical point.


1. (General Physics) the state of being critical
2. (Nuclear Physics) physics the condition in a nuclear reactor when the fissionable material can sustain a chain reaction by itself
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.criticality - a state of critical urgency
urgency - the state of being urgent; an earnest and insistent necessity
2.criticality - a critical state; especially the point at which a nuclear reaction is self-sustaining
critical point, crossroads, juncture - a crisis situation or point in time when a critical decision must be made; "at that juncture he had no idea what to do"; "he must be made to realize that the company stands at a critical point"
flash point, flashpoint - point at which something is ready to blow up
References in periodicals archive ?
With that work nearly complete, and remaining residual radioactive fissile material reduced to low levels, RL shut off the facilitys criticality alarm system (CAS).
The rest of the paper is organized as follows: First the overall method is explained in detail, with special regard to driver intention recognition, traffic simulation and criticality assessment of simulated scenarios.
The project is being carried out in the framework of the first criticality programme that is now running in Unit 6 of Novovoronezh Phase 2, Unit 1, the statement read.
In addition to the above, there is another direction of signal processing based on the concept of critical evolution or self-organized criticality.
A conference was held during may 2012 in Bethesda, Maryland to highlight experimental findings predicted by the criticality theory in neurology, particularly the discovery of neuronal avalanches in 2001.
2) The analysis and assessment of infrastructure criticality.
INDIA took a vital step towards completing its nuclear triad in the early hours of Saturday when the reactor on board nuclear- powered submarine INS Arihant achieved criticality, a feat which Prime Minister Manmohan Singh termed as a " giant stride" in developing indigenous technological capabilities.
Manmohan Singh, on Saturday, congratulated officials and scientists of the Department of Atomic Energy, Indian Navy and the Defence Research Development Organisation (DRDO) on the INS Arihant, India's first nuclear submarine, achieving criticality.
The perception of delay as a customer service failure may show discrepancies in terms of consumer expectations and the perceived criticality of a purchase.
A reactor at the Oi nuclear power plant in western Japan attained a suspended nuclear fission chain reaction, or criticality, early Monday after it became the previous night the first reactor in Japan to be rebooted after regular checkups since last year's Fukushima nuclear crisis.
Using Citicus MoCA, people on the move can evaluate the 'whatEoACAOs at stake' side of the risk equation using a sound, easy-to-use, business-oriented technique that objectively measures the criticality of assets and processes their organisation depends on.
Heavy fermions confined to two dimensions display striking deviations from the standard Fermi-liquid low-temperature electronic properties, and these are associated with the dimensional tuning of quantum criticality.

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