Word Study
aquifer
CIDE DICTIONARY
aquifer, n.
an underground bed or layer yielding ground water for wells and springs etc.; as, the Oglala aquifer. The water contained in an aquifer may be of great age, and in such cases is sometimes called fossil water. [WordNet 1.5]
OXFORD DICTIONARY
aquifer, n. Geol. a layer of rock or soil able to hold or transmit much water.
Etymology
L aqui- f. aqua water + -fer bearing f. ferre bear
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