D defs.my
Entry 1 sense Webster, 1913

Tubulation

· Tu·bu·la·tion · IPA
01 n. The act of shaping or making a tube, or of providing with a tube; also, a tube or tubulure; as, the tubulation of a retort.
  1. 1.
    The act of shaping or making a tube, or of providing with a tube; also, a tube or tubulure; as, the tubulation of a retort.(Chem.)