【化】 conjugated group; conjugated radicle
yoke
【医】 juga; jugum; yoke; zygo-
add up to; be equal to; close; combine; join; proper; shut; suit; whole
【医】 con-; sym-; syn-
base; basic; foundation; key; primary; radix
【化】 group; radical
【医】 base; basement; group; radical