| 释义 |
stereome|ˈstɛriːəʊm|
Also (after Ger.) -om.
[ad. Gr. στερέωµα solid body or part, firmament, f. στερεοῦν to make solid, strengthen, f. στερεός solid.]
a. Bot. Schwendener's term for those elements of a fibro-vascular bundle which contribute to its strength or stability; ‘mechanical’ tissue: cf. mestome.
b. Zool. A proposed general term for the hard strengthening or skeletal tissues of animals in general, including invertebrates: see quot. 1891.
1885G. L. Goodale Physiol. Bot. 191 To the elements which impart strength to a bundle Schwendener has given the name stereom. 1887Hillhouse Strasburger's Handbk. Pract. Bot. 88 The system of mechanical tissue, the Stereome. 1891F. A. Bather in Nature 12 Feb. 345/1 Among wants long felt..is some word that shall express for Invertebrata the idea that the word bone expresses for Vertebrata... I..venture to suggest the adoption of the word Stereom... This word..may..be thus defined: any hard calcareous tissue forming skeletal structures in Metazoa Invertebrata, and in Protozoa. 1898H. C. Porter tr. Strasburger etc. Text-bk. Bot. 169 Mechanical Tissues (Stereome). |