Definitions of ventral

  1. ( biology) nearest to or facing toward the axis of an organ or organism; " the upper side of a leaf is known as the adaxial surface"
  2. toward or on or near the belly ( front of a primate or lower surface of a lower animal); " the ventral aspect of the human body"; " the liver is somewhat ventral in position"; " ventral ( or pelvic) fins correspond to the hind limbs of a quadruped"
  3. nearest to or facing toward the axis of an organ or organism; " the upper side of a leaf is known as the adaxial surface"
  4. Of or pertaining to the lower side or surface of a creeping moss or other low flowerless plant. Opposed to dorsal.
  5. Of, pertaining to, or situated near, the belly, or ventral side, of an animal or of one of its parts; hemal; abdominal; as, the ventral fin of a fish; the ventral root of a spinal nerve; - opposed to dorsal.
  6. Of or pertaining to the abdomen, or belly, as of an animal or serpent; as, the ventral fins of a fish: opposite to dorsal.
  7. Relating to the belly or the abdomen, abdominal; opposed to dorsal; relating to the spinal cord in man, anterior, as v. column, v. fissure.
  8. Pertaining to the venter.
  9. Belonging to the belly.
  10. Pertaining to or situated on the abdomen.
  11. Belonging to the belly; belonging to the anterior part.
  12. Of or Pert. to the belly; abdominal; in bot., applied to that part of the carpel nearest the axis, or in front.
  13. Or situated on the lower or abdominal surface; or designating that surface of a petal, etc., that faces the centre or axis of the flower; lower surface of flattened ribbon- like thalli.

Usage examples for ventral

  1. Interior of ventral or large valve, showing thick partition and portion of a large process which projects from the dorsal valve across the shell. – The Student's Elements of Geology by Sir Charles Lyell
  2. The main axis is, however, at right angles to the dorso- ventral axis, and the dorsal surface, owing to the position of the aperture, can always be readily distinguished from the ventral even when the position of the zooecium is vertical. – Freshwater Sponges, Hydroids & Polyzoa by Nelson Annandale
  3. Cases were observed which showed various degrees in this fusion; it appeared as though the optic vessels were formed too far forward and ventral so that their antero- ventro- median surfaces fused. – Darwin and Modern Science by A.C. Seward and Others
  4. Bottom, ventral view, Photographs by John M. Legler. – Description of a New Softshell Turtle From the Southeastern United States by Robert G. Webb
  5. The type of baculum in Spermophilus is spoonshaped with a ventral process that is spinelike or keellike. – Genera and Subgenera of Chipmunks by John A. White
  6. Most of these have their cell- bodies in the gray matter of the cord, while their fibers pass into the spinal nerves by the ventral roots. – Physiology and Hygiene for Secondary Schools by Francis M. Walters, A.M.
  7. 2. Ventral view of male. – Special Report on Diseases of Cattle by U.S. Department of Agriculture J.R. Mohler
  8. Similarly with the extension of the dorsal and ventral fins, the undulations of which serve to move the fish gently along in a plane parallel to the ground. – Hormones and Heredity by J. T. Cunningham
  9. A mile or two from the centre of Rockland was a pretty little Episcopal church, with a roof like a wedge of cheese, a square tower, a stained window, and a trained rector, who read the service with such ventral depth of utterance and rrreduplication of the rrresonant letter, that his own mother would not have known him for her son, if the good woman had not ironed his surplice and put it on with her own hands. – The Complete PG Works of Oliver Wendell Holmes, Sr. by Oliver Wendell Holmes, Sr. (The Physician and Poet not the Jurist)
  10. Scales nearly smooth; ventral plates broad, six- sided, smooth, some divided into two, by a slight central groove. – Sketches of the Natural History of Ceylon by J. Emerson Tennent
  11. The ventral nervous mass has the form of a broad band, with straight sides; it consists of embryonal cells, and remains in this undeveloped condition during the whole larval state. – On the Origin and Metamorphoses of Insects by Sir John Lubbock
  12. The female has six mammae- two pectoral and four ventral – Natural History of the Mammalia of India and Ceylon by Robert A. Sterndale
  13. There are generally two black spots on the under surface of the chin; the under parts and the inside of the limbs vary from pale yellowish- white to a rich rufous orange; the basal portion of the hairs of the under- parts is dark brown or black, and the ventral area has frequently a dull hue where the yellow tips are sparse; the coats of these squirrels are generally sleek, glossy and deep black, and while in this condition the under surface is most brilliant, especially at its line of junction with the black, along the sides of the body and limbs, tending to form a kind of bright band. – Natural History of the Mammalia of India and Ceylon by Robert A. Sterndale
  14. The gill cover is movable, and the spines of the ventral fins very sharp. – The Boy With the U. S. Fisheries by Francis Rolt-Wheeler
  15. Our song and star are they to lead The tidal multitude and blind From bestial to the higher breed By fighting souls of love divined, They scorned the ventral dream of peace, Unknown in nature. – The Complete Project Gutenberg Works of George Meredith by George Meredith
  16. Henceforth motionless, it lies on its back, its ventral surface fully exposed from end to end. – More Hunting Wasps by J. Henri Fabre
  17. 3. Body cylindrical, scales small; ventral shields brown, rounded; tail rather short, tapering; subcaudal plates two, round. – Journals Of Two Expeditions Of Discovery In North-West And Western Australia, Vol. 2 (of 2) by George Grey
  18. Shell and tube of Teredina personata, the right- hand figure the ventral the left the dorsal view. – The Student's Elements of Geology by Sir Charles Lyell
  19. 2. The ventral root divisions, of the fibers of mon- axonic neurons, the cell- bodies of which are in the gray matter of the cord. – Physiology and Hygiene for Secondary Schools by Francis M. Walters, A.M.