a. [ Gr. (&unr_;) &unr_; a treatise of Archimedes on finding the center of gravity, fr. &unr_; gravitating toward the center; &unr_; center + &unr_; weight. ] Relating to the center of gravity, or to the process of finding it. [ 1913 Webster ]

Centrobaric method (Math.), a process invented for the purpose of measuring the area or the volume generated by the rotation of a line or surface about a fixed axis, depending upon the principle that every figure formed by the revolution of a line or surface about such an axis has for measure the product of the line or surface by the length of the path of its center of gravity; -- sometimes called theorem of Pappus, also, incorrectly, Guldinus's properties. See Barycentric calculus, under Calculus. [ 1913 Webster ]

n. (Kinematics) In two figures having relative motion, one of the two curves which are the loci of the instantaneous center. [ 1913 Webster ]

n. [ L. centrum + -oid. ] The center of mass, inertia, or gravity of a body or system of bodies. [ 1913 Webster ]

a. [ Gr. ke`ntron center + le`kiqos yolk of an egg. ] (Biol.) Having the food yolk placed at the center of the ovum, segmentation being either regular or unequal. Balfour. [ 1913 Webster ]

n. An instrument for drawing lines through a point, or lines converging to a center. [ 1913 Webster ]

a. [ L. centrum + linea line. ] Converging to a center; -- applied to lines drawn so as to meet in a point or center. [ 1913 Webster ]

n. (Biol.) a specialized condensed region of a chromosomes that appears during mitosis where the chromatids are held together to form an X shape. [ WordNet 1.5 ]

adj. (Biol.) pertaining to the centromere, the dense specialized portion of a chromosome to which the spindle attaches during mitosis. [ WordNet 1.5 ]

n. a natural family of fishes comprising the robalos (also called snooks).
Syn. -- family Centropomidae. [ WordNet 1.5 ]

n. the type genus of the Centropomidae, comprising the snooks, and including Centropomus undecimalis, a large bony sport fish also esteemed as food.
Syn. -- genus Centropomus. [ WordNet 1.5 ]