- in the form of an X; crossed; intersected.
- arranged along the stem in pairs, each pair at right angles to the pair next above or below, as leaves.
- to intersect; cross in the form of an X: About 75 percent of these nerve fibers decussate in the medulla.
- to cross or cause to cross in the form of the letter X; intersect
- in the form of the letter X; crossed; intersected
- (esp of leaves) arranged in opposite pairs, with each pair at right angles to the one above and below it
