tra|che|a

tra|che|a
tra|che|a «TRAY kee uh, truh KEE-», noun, plural tra|che|ae«TRAY kee ee, truh KEE-»,tra|che|as.
1. the tube in airbreathing vertebrates extending from the larynx to the bronchi, by which air is carried to and from the lungs; windpipe.
2. Zoology. one of the air-carrying tubes of the respiratory system of insects and other arthropods.
3. Botany. a) a duct in the xylem of a vascular plant, formed by a row of cells (tracheids) that have lost their intervening partitions and have become a single long canal permitting the passage of water and dissolved minerals. Tracheae are covered with various markings or thickenings, the spiral being the common type. b) one of these cells.
╂[< Medieval Latin trachea (arteria) trachea (artery), for Late Latin trāchīa < Greek trācheîa artēríā windpipe; (literally) rough air vessel]

Useful english dictionary. 2012.

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  • tra|che|al — «TRAY kee uhl, truh KEE », adjective. of or having to do with the trachea …   Useful english dictionary

  • tra|che|ar|y — «TRAY kee EHR ee, truh KEE uh ree», adjective. Botany. of or having to do with tracheae or tracheids …   Useful english dictionary

  • tra|che|id — «TRAY kee ihd», noun. Botany. an elongated, more or less lignified cell with thick, perforated walls, that serves to carry water and dissolved minerals through a plant, and provides support. Tracheids form an essential element of the xylem of… …   Useful english dictionary

  • tra|che|os|co|py — «TRAY kee OS kuh pee», noun, plural pies. examination of the interior of the trachea, as with a laryngoscope …   Useful english dictionary

  • tra|che|ot|o|my — «TRAY kee OT uh mee», noun, plural mies. surgical incision into the trachea. ╂[< trachea + Greek tomíā a cutting] …   Useful english dictionary

  • tra|che|ate — «TRAY kee ayt, iht; truh KEE iht», adjective, noun. Zoology. –adj. having tracheae. –n. a tracheate arthropod …   Useful english dictionary

  • tra|che|i|dal — «truh KEE uh duhl, TRAY kee Y », adjective. of, having to do with, or like tracheids …   Useful english dictionary

  • tra|che|i|tis — «TRAY kee Y tihs», noun. inflammation of the windpipe. ╂[< New Latin tracheitis < trachea trachea + itis itis] …   Useful english dictionary

  • tra|che|o|bron|chi|al — «TRAY kee oh BRONG kee uhl», adjective. having to do with the trachea and the bronchi …   Useful english dictionary

  • tra|che|ole — «TRAY kee ohl», noun. one of the tiny branches of the trachea of an insect …   Useful english dictionary

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