I. kə-ˈnek-tiv adjective
Date: circa 1660
: serving to connect
• con·nec·tive·ly adverb
II. noun
Date: 1751
: something that connects: as
a. : a linguistic form that connects words or word groups
b. : a logical term (as or, if-then, and, not ) or a symbol for it that relates propositions in such a way that the truth or falsity of the resulting statement is determined by the truth or falsity of the components