dialectical - Dictionary definition and meaning for word dialectical
dia means round, lect means lecture. A lecture which is given with people sitting around is called a discussion or a debate.
a debate is a sort of discussion in which two people (dia) elect an opinion...
Dia-round, lect-lecture..what goes around comes back around..hence its reciprocating or mutual.
"Dialect" is 'Boli' in Hindi...so related to speaking or debate