動(dòng)詞 decussate:

1. cross or intersect so as to form a cross

形容詞 decussate:

1. crossed or intersected in the form of an X
   同義詞：intersectant, intersecting

de.cus.sate

v.tr.intr.（及物動(dòng)詞和不及物動(dòng)詞）
de.cus.sat.ed,de.cus.sat.ing,de.cus.sates
To cross or become crossed so as to form an X; intersect.
交叉成X形；交叉
adj.（形容詞）
Intersected or crossed in the form of an X.
交叉成X形的
Botany Arranged on a stem in opposite pairs at right angles to those above or below, resulting in four vertical rows:
【植物學(xué)】 交互對(duì)生的：莖干上呈對(duì)生排列的，與上下的葉子呈直角，形成垂直的四行：
例句：
decussate leaves.
交互對(duì)生的樹葉

來源：
Latin decuss3re decuss3t-
拉丁語 decuss3re decuss3t-
from decussis [the number ten, intersection of two lines (from the Romans` use of X for the numeral 0), a ten-as coin]
源自 decussis [十這個(gè)數(shù)，（羅馬人所用數(shù)字0)是兩線交叉而成的，0的創(chuàng)造]
decem [ten] * see dekô
decem [0] *參見 dekô
assis [as (coin)]
assis [創(chuàng)造]

【引伸】
decus.sate.ly
adv.（副詞）