【化】 nipple joint
【化】 adaptor; coupler; coupling; joint coupling; pipe connection; pipe joint
union joint
joint; anastomosis; cement; coalesce; commissure; fay; inosculate
inosculation
【计】 interfacing
【医】 attachment; coapt; coaptation; conjugation; connection; cooptation
copulation; junctura; nexus; synapsis; syndesis; synthesis; synthesize
zygo-; zygosis