| Decussation (n.) Act of crossing at an acute angle, or state of being thus crossed; an intersection in the form of an X; as, the decussation of lines, nerves, etc. Thesaurus Entries adjunct, chiasma, component, contingent, crossing, cruciation, decussation, detachment, detail, division, dole, embodiment, example, exponent, fraction, installment, intercrossing, intersecting, intersection, item, parcel, part, particular, percentage, portion, quadrant, quarter, quota, random sample, remainder, representation, representative, sample, sampling, section, sector, segment, share, specimen, subdivision, subgroup, subspecies, transection, transversion, traversal, type, typification |