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 (fĭl′ōd) also phyl·lo·di·um (fĭ-lō′dē-əm)
n. pl. phyl·lodes also phyl·lo·di·a (-lō′dē-ə)
A flattened leafstalk that functions as a leaf, as in an acacia.

[New Latin phyllōdium, from Greek phullōdēs, leaflike : phullon, leaf; see phyllo- + -ōdēs, adj. suff.; see collodion.]

phyl·lo′di·al adj.


(ˈfɪləʊd) or


(Botany) a flattened leafstalk that resembles and functions as a leaf
[C19: from New Latin phyllodium, from Greek phullōdēs leaflike]
phylˈlodial adj


(ˈfɪl oʊd)

an expanded petiole resembling and having the function of a leaf, but without a true blade.
[1840–50; < Greek phyllṓdēs leaflike. See phyllo-, -ode1]
phyl•lo′di•al, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.phyllode - an expanded petiole taking on the function of a leaf bladephyllode - an expanded petiole taking on the function of a leaf blade
leafstalk, petiole - the slender stem that supports the blade of a leaf
References in periodicals archive ?
Methods: A retrospective analysis was carried out on clinical data of 110 patients with mammary lump confirmed by pathology to study the compliance of mammography diagnosis and Pathology diagnosis in breast lump, and the detection of microcalcifications, phyllode, and observe the image performance of mammography.
5, 6) The pathologist may encounter difficulties when there is a possibility of an angiosarcoma because it should be differentiated from benign vascular proliferations, metaplastic carcinomas, and malignant phyllode tumors.
Upon exposure to low temperatures, mesophyll cells in the phyllode of Acacia melanoxylon shrank and the intercellular spaces increased with decreasing temperature, due to apparent freezing of the bulliform cells (Ruan et al.
1994); and the petiole symmetry and blade: phyllode ratio, as occurs in e.
The multiple shoots obtained on Kn supplemented medium were lean and watery or often with phyllode kind of shoots (Plate-I: D).
The most common benign and malignant breast entities presenting palpable mass are described, such as fibroadenomas, lipomas, phyllode cystosarcomas, cysts, fat necrosis and breast cancer.
Colloid carcinoma and malignant phyllode tumor also shared equal incidence of one case.
The existence of reversed vascular bundles in the leaves of several hydrophytes led Arber (1918) to conclude that there is a "pseudoblade" in leaves with that characteristic, which results from the flattening of the petiole, resembling a phyllode.
Modelling changes in leaf shape prior to phyllode acquisition in Acacia mangium Willd.
The main differential diagnosis in the case of a clinically and radiologically observed fibroadenoma would be a phyllode tumour that may not be accurately differentiated cytologically.
Comparative foliar histogenesis in Acorus calamus and its bearing on the phyllode theory of monocotyledonous leaves.