ple·na·ry 
/ˈpli:nəri/ adjective
always used before a noun /ˈpli:nəri/ adjective formal 1 : attended by all the people who have the right to attend
▪ A plenary meeting of the 500 members was held last summer. ▪ plenary sessions of the legislature 2 : complete in every way
▪ the plenary [=absolute] power of the federal government
▪ A plenary meeting of the 500 members was held last summer. ▪ plenary sessions of the legislature
▪ the plenary [=absolute] power of the federal government
