| 单词 | tylosis |
| 释义 | tylosis /tuy loh"sis/, n. , pl. tyloses /-seez/. Bot. a bubblelike formation in the cavity of tracheids or vessels in the wood of trees, consisting of protoplasm intruded from adjacent parenchyma cells. [1875-80; < Gk týlosis act of making callous, equiv. to tylo-, var. s. of tyloûn to make callous, hard, deriv. of týlos callus, lump, knob + -sis -SIS] |
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