a. [see CO- 2.] Conjoined or equal in intensity. Hence Cointension, Cointensity (see quots.).
1855. H. Spencer, Princ. Psychol., 117, note. Intension being synonymous with Intensity, cointension will be synonymous with cointensity. Ibid. (1872), II. VI. xx. 266. If their intensities are equal, they must be called cointense. Ibid., II. 261. The relations of Cointension and Non-Cointension.