A qualitative research methodology in which an interviewer works with two participants at once This technique is particularly appropriate for products and services for which two persons are relatively equal partners in making a purchase decision
Having a valence or combining power of two; capable of being substituted for, combined with, or replaced by, two atoms of hydrogen; as, oxygen and calcium are dyad elements
A verb with left and right operands (which must be nouns) Any verb may be used as a monad or dyad, depending on whether it has a left noun operand when it is executed