D defs.my
Entry 1 sense Webster, 1913

Pistillation

/pĭs'tĭ.lāʹshən/ · Pis·til·la·tion · IPA /ˌpɪs.tɪˈleɪ̯.ʃən/
01 n. The act of pounding or breaking in a mortar; pestillation.
  1. 1.
    The act of pounding or breaking in a mortar; pestillation.[Obs.]