tra·che·id (tr  k - d, -kd )n. A cell in the xylem of vascular plants. tra·che i·dal (tr-k-dl, -kdl) adj. |
tracheid [ˈtreɪkɪɪd], tracheide
n
(Life Sciences & Allied Applications / Botany) Botany an element of xylem tissue consisting of an elongated lignified cell with tapering ends and large pits
[from trachea (in the sense: a vessel in a plant) + -id2]
tracheidal [trəˈkiːɪdəl ˌtreɪkɪˈaɪdəl] adj
| tracheid (trk-d, -kd) An elongated, water-conducting cell in xylem, one of the two kinds of tracheary elements. Tracheids have pits where the cell wall is modified into a thin membrane, across which water flows from tracheid to tracheid. The cells die when mature, leaving only their lignified cell walls. Tracheids are found in all vascular plants. Compare vessel element. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | tracheid - long tubular cell peculiar to xylem vascular tissue - tissue that conducts water and nutrients through the plant body in higher plants xylem - the woody part of plants: the supporting and water-conducting tissue, consisting primarily of tracheids and vessels |
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