Longman Dictionary of Contemporary English homepage

Topic: TECHNOLOGY

Date: 1600-1700
Language: Latin
Origin: ductus, from ducere 'to lead'

duct

noun
     
duct [countable]
1T a pipe or tube that liquids, air, cables etc pass through:
Air is heated and then circulated through large ducts to all parts of the house.
2HB a narrow tube in your body or in a plant that liquid passes through:
a tear duct
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