Natural(redirected from natural killer (NK) cell)
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SERVITUDES, NATURAL, civil law. Those servitudes which arise in consequence
of the nature of the soil.
2. By law the inferior heritages, are submitted in relation to the natural flow of waters, and the like, to the superior. An inferior field is, therefore, subject to the injury or prejudice which the situation of the ground, in its natural state, way cause it.