decussate

de·cus·sate (dē kus′āt′, dek′ə sāt′; for adj., usually di kus′it)

transitive verb, intransitive verb -·sat′ed, -·sat′·ing

to cross or cut so as to form an ; intersect

Etymology: < L decussatus, pp. of decussare, to cross in the form of an < decussis, the figure ten (X) < decem, ten

adjective

forming an ; decussated
Bot. arranged in pairs growing at right angles to those above and below: said of leaves or branches

de·cus′·sately adverb

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