discoidal

1. Lead in solders for the soldering to machined through hole discoidal and planar array ceramic multilayer capacitors.
   通过盘状及平面陈列陶瓷多层电容器的焊料所含的铅；
2. The increase in diameter of discoidal body was rapidest at 20 ℃.
   在20℃条件下，盘状体直径增长最快。

adj

1. having a flat circular shape

   Synonym:    discoiddisklikedisclikedisk-shapeddisc-shaped