root

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ROOT. That part of a tree or plant under ground from which it draws most of its nourishment from the earth.
     2. When the roots of a tree planted in one man's land extend into that of another, this circumstance does not give the latter any right to the tree, though such is the doctrine of the civil law; Dig. 41, 1, 7, 13; but such person has a right to cut off the roots up to his line. Rolle's R. 394, vide Tree.
     3. In a figurative sense, the term root is used to signify the person from whom one or more others are descended. Vide Descent; Per stirpes.

References in periodicals archive ?
(29) Likewise, anterior or posterior root tears of the medial meniscus decrease translational and rotational stability of the knee in both ACL intact and deficient states.
analyzed loading and kinematics in intact knees, knees with a posterior root tear of the medial meniscus, knees with a repaired posterior root, and knees with a total meniscectomy.
Hence, even spontaneous healing without surgical refixation of the posterior root tear might occur as the vascular blood supply of the anterior and posterior horn has been reported to be adequate [34, 35].
Petersen, "Posterior root tear fixation of the lateral meniscus combined with arthroscopic ACL double-bundle reconstruction: technical note ofa transosseous fixation using the tibial PL tunnel," Archives of Orthopaedic and Trauma Surgery, vol.
In ropivacaine treated groups, there were TUNEL-positive cells in both the grey and white matter, but staining was more intense within the posterior root and the posterior white matter (Figure 4).
We also observed that rats receiving 0.75% and 1% ropivacaine showed no significant alterations in sensory and motor functions after recovery from block, despite the existence of morphologic changes and neuronal apoptosis in the posterior root and posterior spinal cord.
Histopathological studies on light microscopy reveal localized toxic effects of ketamine, vacuoles were seen in posterior root ganglia.
It displays anterior and posterior roots or bars that terminate laterally as anterior and posterior tubercles.
(3) During the 3-5 weeks of gestational age neurulation occurs during which formation of the neural groove, closure of the anterior (25 days) and posterior (27 to 28 days) neuropores, appearance of the ventral horn cells, formation of anterior and posterior roots and disjunction of the neuroectoderm from the surface ectoderm takes place.

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