15-Letter Words Containing: A,Q,U,A

• any four copies; any of four things that correspond to one another exactly

• having four units or components

• reproduce fourfold

• a limitation imposed on the variables of a proposition (as by the quantifiers `some' or `all' or `no')

• the act of discovering or expressing the quantity of something

• the 400th anniversary (or the celebration of it)

• the doctrine of the equality of mankind and the desirability of political and economic and social equality