opisthenar

n. [解]手背

词形变化

opisthenars 复数

释义与例句

n.
  1. 1.

    The back of the hand.

    罕用 医学

    The handstrap includes an opisthenar-surrounding strap portion (3) which attaches to a handgrip (1) by way of transmission straps (4, 5) extending under the palm and thumb.

词源

From opistho- (“behind, back”) + thenar (“palm of the hand”). By surface analysis, opis- + thenar.

来源：wiktionary