COORDINATIVE
coordinative, coordinating(a)
(adjective) serving to connect two grammatical constituents of identical construction; “‘and’ in ‘John and Mary’ or in ‘John walked and Mary rode’ is a coordinating conjunction; and so is ‘or’ in ‘will you go or stay?’”
Source: WordNet® 3.1
Etymology
Adjective
coordinative (comparative more coordinative, superlative most coordinative)
Of or pertaining to coordination
Source: Wiktionary
Co*ör"di*na*tive, a. (Gram.)
Definition: Expressing coördination. J. W. Gibbs.
Source: Webster’s Unabridged Dictionary 1913 Edition