emotionlessness|ɪˈməʊʃənlɪsnɪs| [f. emotionless a. + -ness.] The state or condition of being emotionless. 1921T. R. Glover Jesus in Exper. of Men xiii. 219 One of their ideals was ‘Emotionlessness’.1926Chambers's Jrnl. 357/1 The whole face had a suggestion of emotionlessness acquired by habit.