| 释义 |
sclerogen Bot.|ˈsklɪərəʊdʒɛn|
[f. Gr. σκληρό-ς hard + -gen.]
The hard lignified matter on the sides of some cells, which gives hardness to wood, fruit-stones, etc.
1835Lindley Introd. Bot. (1839) 4 Turpin has remarked that this thickening of the membranous sides of cells by means of a hard sedimentary matter, called by him sclerogen, is what causes the grittiness of the pear. 1861Bentley Man. Bot. 11 It is these deposits which give hardness and firmness to the wood of plants and to the stones of fruits, and hence the name of Sclerogen..has been given to them. |