Kenneth G. Wilson (1923). The Columbia Guide to Standard American English. 1993.
apathy (n.), apathetic (adj.)
Apathy means a lack of concern, interest, or emotion, as in Her apathy was apparent; she dozed off. When it combines, apathy does so most often with the prepositions toward and towards: They showed an apathy toward[s] any kind of intellectual activity. You can also show apathy about, regarding, or to something, although these prepositions occur infrequently. Apathetic means emotionless, spiritless, impassive: His apathetic manner discouraged us. See also EMPATHETIC.