| 单词 |
monothalamous |
| 释义 |
monothalamous, a.|mɒnəʊˈθæləməs|
[f. Gr. µόνο-ς mono- + θάλαµ-ος bed-chamber (see thalamus) + -ous.]
Having only one chamber.
1. Ent. (See quot.)
1816Kirby & Sp. Entomol. xiv. (1818) I. 456 The majority of galls are what entomologists have denominated mono⁓thalamous, or consisting of only one chamber or cell.
2. Applied to the chambered shells of foraminifers and gasteropodous molluscs.
1834Roget Anim. & Veg. Physiol. I. 265 Some,..as the Argonaut, or Paper Nautilus, have shells undivided by partitions; and are accordingly termed unilocular or mono⁓thalamous. 1835–6Todd's Cycl. Anat. I. 114/1 The surface of the body is..covered with a shell, which is..rarely mono⁓thalamous. 1880W. S. Kent Infusoria I. 328 Some Mono⁓thalamous Foraminifer such as Lagena or Miliola. 1888Rolleston & Jackson Anim. Life 875 (Radiolaria) The cyrtoid skeleton may be monothalamous..or..polythalamous.
3. Bot. Applied to the apothecia of certain lichens.
a1886E. Tuckerman (Cent.). 1900[see monothalamic 2 b]. |
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