adj crossed; intersected.
2. decussated ·impf & ·p.p. of decussate.
3. decussated ·adj growing in pairs, each of which is at right angles to the next pair above or below; as, decussated leaves or branches.
4. decussated ·adj consisting of two rising and two falling clauses, placed in alternate opposition to each other; as, a decussated period.