Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Botany Flattened and having distinct upper and lower surfaces, as most leaves do.
- adjective Biology Extending from a dorsal to a ventral surface.
from The Century Dictionary.
- In anatomy, same as
dorsabdominal . - In botany, same as
bifacial , 2. - Also
dorsoventral .
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Biol.) Having distinct upper and lower surfaces, as most common leaves. The leaves of the iris are not
dorsiventral . - adjective (Anat.) See
Dorsoventral .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective
dorsoventral
Etymologies
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Examples
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With hardly an exception the liverworts are dorsiventral, and usually one side is turned to the substratum and the other exposed to the light.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" Various
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The dorsiventral thallus is constructed on the same plan throughout the group, and shows a lower region composed of cells containing little chlorophyll and an upper stratum specialized for assimilation and transpiration.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" Various
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In these cases the shoot system is often more or less dorsiventral, and the sexual organs are borne on short lateral branches (e.g. _Thuidium tamariscinum_).
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" Various
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Advance has been along two lines, markedly in relation to insect-pollination, one of which has culminated in the hypogynous epipetalous bicarpellate forms with dorsiventral often large and loosely arranged flowers such as occur in Scrophulariaceae, and the other in the epigynous bicarpellate small-flowered families of which the Compositae represent the most elaborate type.
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1 Various
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Monocotyledons a similar advance from hypogyny to epigyny is observed, and from the dorsiventral to the radial type of flower.
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1 Various
whichbe commented on the word dorsiventral
Having differentiated opposite faces or surfaces. (from Phrontistery)
May 25, 2008