| 释义 |
‖ acinus|ˈæsɪnəs|
Pl. acini.
[L. acinus, a berry growing in a cluster, a grape; also a kernel occurring in a cluster, a grapestone.]
†1. A berry which grows in clusters, as grapes, currants, etc.; sometimes applied to the whole cluster. Obs.
1731Bailey, vol. II, Acini..small grains growing in bunches..of which the fruit of the Elder-tree, Privet, and other plants of the like kind are composed.
2. Bot. One of the small fleshy berries or drupes which make up such compound fruits as the blackberry; sometimes applied to the compound fruit which they compose.
1830Lindley Nat. Syst. Bot. 81 Fruit either 1-seeded nuts, or acini, or follicles containing several seeds. 1834Good Bk. of Nat. I. 164 The acinus or conglomerate berry, as in the rasp. 1837Macculloch Attrib. of God III. xlvi. 220 The acinus of botanists constitutes the basis of another class of fruits, and the Raspberry is a familiar example. 1880Gray Bot. Text-Bk. 394, Acinus..now sometimes applied to the separate carpels of an aggregate baccate fruit, or to the contained stone or seed.
3. The stones or seeds of grapes and berries.
1731Bailey, vol. II, Acini [with Physicians] the seed that is within a fruit, and thence they in their prescriptions frequently use uva exacinata, i.e. the Acini or seeds being taken out. 1880[See under 2].
4. Anat. A racemose gland; a blind end of a duct of a secreting gland, which is divided into several lobes.
1751Chambers Cycl. s.v. Acini, Anatomists have called some glands of a similar formation [to bunches of grapes] Acini Glandulosi. 1877Huxley Anat. Inv. An. vii. 410 The ducts which arise from these acini unite first into a single trunk on each side.
5. Anat. (See quot.)
1847Youatt Horse xiii. 297 There are, scattered through the substance of the liver, numerous little granules, called acini, from their resemblance to the small stones of certain berries.
Add: Hence aˈcinic a., of an acinus (acinus n. 4).
1953Cancer VI. 1119/2 Franssen derived his tumor from acinic cells of the parotid. 1975Year Bk. Ear, Nose & Throat 227 The mucoepidermoid and acinic cell tumors. 1992ENT News May–June 22/2 Acinic cell carcinoma is an unusual form of salivary gland malignancy. |