- The definition of a duct is a tube, channel or passage that gas or liquid move through.
An example of a duct is the piping through which air conditioning enters into an office.
duct definition by Webster's New World
- a tube, channel, or canal through which a gas or liquid moves
- a tube in the body for the passage of excretions or secretions: a tear duct, bile duct
- a conducting tubule in plant tissues, esp. one containing resin, latex, etc.
- a pipe or conduit through which wires or cables are run, air is circulated or exhausted, etc.
Origin: Midieval Latin ducta, conduit ; from Classical Latin ductus, a leading, conducting, past participle of ducere, to lead ; from Indo-European base an unverified form deuk-, to pull from source tow, tug, Classical Latin dux, leader
- ductless adjective
duct definition by American Heritage Dictionary
- An often enclosed passage or channel for conveying a substance, especially a liquid or gas.
- Anatomy A tubular bodily canal or passage, especially one for carrying a glandular secretion: a tear duct.
- A tube or pipe for enclosing electrical cables or wires.
- To channel through a duct: duct the moist air away.
- To supply with ducts.
Origin: Latin ductus, act of leading, from past participle of dūcere, to lead; see deuk- in Indo-European roots.
- ductˈal adjective
- ductˈless adjective
duct - Computer Definition
A tube, pipe, channel, or conduit through which a gas or liquid flows or through which cables or wires are run. See also duct tape.
duct - Medical Definition
- ductal adjective
duct - Science Definition