D defs.my
Entry 1 sense Webster, 1913

Halfness

/(häf"nĕs)/ · Half·ness · IPA /ˈhæfnəs/
01 n. The quality of being half; incompleteness.
  1. 1.
    The quality of being half; incompleteness.[R.]
    “As soon as there is any departure from simplicity, and attempt at halfness, or good for me that is not good for him, my neighbor feels the wrong.” Emerson.