annulus

annulus englannista suomeksi

1. rengas

0. Substantiivi

1. kehä, rinkilä

2. rengas

3. annulus, rengas

4. annulus, rengas, rengasvyöhyke

5. annulus, rengasalue

6. välitila, rengasmainen väli">rengasmainen väli

annulus englanniksi

1. A ring- or donut-shaped area or structure.

(hyponyms)

2. (RQ:Sterne Tristram Shandy)'' made his;—in vvhich there is no quibbling proviſion made by the duplication and return of the tvvo ends of the ſtrings through the annulus or nooſe made by the ſecond ''implication'' of them— (..)

3. (senseid) A ring of fibrous tissue; specifically , such a ring around an opening of a heart valve, to which the valve leaflets and fiber|muscle fibres of the atria and ventricles are attached; an fibrosus cordis.

4. (senseid) A ring of light in a body, especially when caused by an eclipse (for example, when the Sun and Moon are line with the Earth, but the Moon does not completely cover the Sun's disc).

6. (senseid) A structure surrounding a sporangium (or part of it) which shrinks and causes it to rupture for spore dispersal; specifically, in a fern: a structure around about two-thirds of the sporangium consisting of differentially thick-walled cells which dry and distort the sporangium; and in a moss: a complete ring of cells around the tip of the sporangium which dissolves to cause the tip to detach.

7. (senseid) The membranous remnants of a veil which leaves a ring on the stem of a mushroom.

8. (senseid) The region in a plane between two concentric circles of different radii.

9. Any space homeomorphic to the region in a plane between two concentric circles of different radii.

(synonyms)

10. (senseid) In a well such as an well or water well: the space between a pipe or tube and any pipe, tube, casing, or sides of a hole surrounding it.

11. (quote-journal)

12. (alternative form of)