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trace (2)
trace element
trace fossil
tracer
tracer bullet
tracer element
tracery
trachea
tracheid
tracheitis
tracheo-
tracheobronchial
tracheoesophageal
tracheole
tracheophyte
tracheoscopy
tracheostomy
Also available:
World English Dictionary
Dictionnaire Français
tracheid
tra·che·id
[
tráykee id
]
(
plural
tra·che·ids
)
noun
Definition:
tubular plant cell:
a cell in the trachea of conifers and other gymnosperm plants, with bands of lignin thickening the cell walls and adding structural support
[
Late 19th century. < German
Tracheïde
"something belonging to the trachea"
]
tra·che·i·dal
[
tray k id'l,
tray kd'l
]
adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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