low humidity

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• Humidity — is the amount of water vapor in the air. In daily language the term humidity is normally taken to mean relative humidity. Relative humidity is defined as the ratio of the partial pressure of water vapor in a parcel of air to the saturated vapor… …   Wikipedia

• humidity — /hyooh mid i tee/ or, often, /yooh /, n. 1. humid condition; moistness; dampness. 2. See relative humidity. 3. an uncomfortably high amount of relative humidity: It s not the heat, it s the humidity that tires me out. [1350 1400; ME humydite < L… …   Universalium

• Humidity indicator card — A humidity indicator card (HIC) is a card on which a moisture sensitive chemical is impregnated such that it will change color when the indicated relative humidity is exceeded. This item is an inexpensive way to quantify relative humidity levels… …   Wikipedia

• humidity — noun ADJECTIVE ▪ high, low ▪ ambient (technical), relative ▪ in dry weather, when the ambient humidity is low … OF HUMIDITY ▪ …   Collocations dictionary

• humidity — [[t]hjuːmɪ̱dɪti[/t]] 1) N UNCOUNT You say there is humidity when the air feels very heavy and damp. The heat and humidity were insufferable. 2) N UNCOUNT Humidity is the amount of water in the air. The humidity is relatively low …   English dictionary

• Low-pressure area — This depiction of the Hadley cell shows the process which sustains low pressure areas. Diverging winds aloft allow for lower pressure and convergence at the Earth s surface, which leads to upward motion. A low pressure area, or low , is a region… …   Wikipedia

• low — {{Roman}}I.{{/Roman}} noun ADJECTIVE ▪ all time, new, record ▪ The pound has hit a new low against the dollar. VERB + LOW ▪ fall to, hit …   Collocations dictionary

• Relative humidity — is a measurement of the amount of water vapor that exists in a gaseous mixture of air and water. Estimating relative humidity The relative humidity of an air water vapor mixture can be estimated if both the temperature ( T ) and the dew point… …   Wikipedia

• relative humidity —    The proportion of actual moisture in the air to the maximum amount possible at a specified temperature. It is stated as a percentage, with 100% being air fully saturated with water vapor. Control very important in art conservation because when …   Glossary of Art Terms

• Critical relative humidity — The critical relative humidity (CRH) of a salt is defined as the relative humidity of the surrounding atmosphere (at a certain temperature) at which the material begins to absorb moisture from the atmosphere and below which it will not absorb… …   Wikipedia

• Cold-core low — Image of an upper tropospheric cyclonic vortex in the western North Pacific, a cold core low A cold core low …   Wikipedia