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Webster 1913 Edition

Trachea

Tra′che-a

,
Noun.
;
pl.
Tracheae
(#)
.
[NL.,from L.
trachia
, Gr.
τραχεῖα
(sc. [GREEK] windpipe), from [GREEK] rough, rugged: cf. F.
trachée
.]
1.
(Anat.)
The windpipe. See Illust. of
Lung
.
2.
(Zool.)
One of the respiratory tubes of insects and arachnids.
3.
(Bot.)
One of the large cells in woody tissue which have spiral, annular, or other markings, and are connected longitudinally so as to form continuous ducts.

Webster 1828 Edition

Trachea

TRA'CHEA

,
Noun.
[Low L. from Gr. rough.] In anatomy, the windpipe.

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