| 释义 |
J4774643tricyclicSpoken.3Fiction.0Magazine.26Newspaper.2Academic.12Chemistry (of a compound) having three rings of atoms in its molecule 【化】（化合物）三环的。
(一般作tricyclics) Medicine any of a class of antidepressant drugs having molecules with three fused rings 【医】三环抗抑郁药物。
词源 late 19th cent.: from TRI- 'three' + Greek kuklos 'circle' + -IC. |