Obs. rare. [f. COM- + PART sb.] A part along with others, a companion part.
1645. Digby, Nat. Bodies, xi. (1657), 109. Unseverable from one another, as being compartes of the same substance.
a. 1694. J. Scott, Pract. Disc., xxii. (T.). And yet remain unseparable, as being comparts of the same substance.
1697. J. Serjeant, Solid Philos., 91.