a. Gram. [ad. F. sociatif, -ive: see SOCIATE v. and -IVE.] Denoting or expressing association.
1871. Kennedy, Public Sch. Lat. Gram., 437. From this habit of connexion by Relatives, appears to have arisen the use of quod before many Conjunctions as a merely Sociative Particle. Ibid. (1888), Revised Lat. Primer, § 232. This [the Ablative of Association] includes the uses of an old case called the Sociative Case, expressing the circumstances associated with the Subject or the action of the Sentence.
absol. 1886. A. Fairbanks, in Trans. Amer. Philol. Assoc., XVII. 79. The pure dative, the locative, and the instrumental (including the sociative).
