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Definition of Acre-foot

Acre-foot Definition from Business & Finance Dictionaries & Glossaries
Glossary of petroleum Industry
a unit of volume often used in oil-reservoir analysis, equivalent to the volume (as of oil or water) necessary to cover 1 acre to a depth of 1 foot.
Acre-foot Definition from Science & Technology Dictionaries & Glossaries
Agricultural Glossary/yigini2004
The volume of water required to cover 1 acre of land to a depth of 1 foot; 325,850 gallons or 1233.5 cubic meters. One acre-foot supplies a family of four for about one year.
EIA Energy Glossary
The volume of water that will cover an area of 1 acre to a depth of 1 foot.
Source: Energy Information Administration, 2006
Glossary of water terms
the volume of water required to cover 1 acre of land (43,560 square feet) to a depth of 1 foot. Equal to 325,851 gallons or 1,233 cubic meters.
Acre-foot Definition from Encyclopedia Dictionaries & Glossaries
English Wikipedia - The Free Encyclopedia
An acre-foot is a unit of volume commonly used in the United States in reference to large-scale water resources, such as reservoirs, aqueducts, canals, sewer flow capacity, irrigation water, and river flows.

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Acre-foot Definition from Society & Culture Dictionaries & Glossaries
Environmental Engineering (English ver.)
A volume of water that covers one acre to a depth of one foot, or 43,560 cubic feet (1233.5 cubic meters).
  A unit commonly used for measuring the volume of water; equal to the quantity of water required to cover one acre (43,560 square feet or 4,047 square meters) to a depth of 1 foot (0.30 meter) and equal to 43,560 cubic feet (1,234 cubic meters), or 325,851 gallons.
Acre-foot Definition from Language, Idioms & Slang Dictionaries & Glossaries
WordNet 2.0

Noun
1. the volume of water that would cover 1 acre to a depth of 1 foot; 43,560 cubic feet or 1233.5 cubic meters
(hypernym) volume unit, capacity unit, capacity measure, cubage unit, cubic measure, cubic content unit, displacement unit, cubature unit