| 释义 |
ˈductless, a.
[-less.]
Having no duct.
ductless glands, ‘term applied to several bodies which present the general character of glands, but possess no excretory ducts. They are the thymus and thyroid bodies, the spleen, adrenals, and the vascular, carotic, coccygeal, and pituitary bodies.’ Syd. Soc. Lex.
1849–52Todd Cycl. Anat. IV. 1112/1 The ductless glands. 1880Libr. Univ. Knowl. IX. 89 The liver, in one of its functions, is a ductless gland. 1881Mivart Cat 237 The Thyroid Body or gland is another ductless structure of unknown function. |