D defs.my
Entry 1 sense Webster, 1913

Isolation

/(ī`sō̇*lā"shŭn)/ · I·so·la·tion · IPA /ˌaɪsəˈleɪʃən/
01 n. The act of isolating, or the state of being isolated; insulation; separation; loneliness.
  1. 1.
    The act of isolating, or the state of being isolated; insulation; separation; loneliness.