D defs.my
Entry 1 sense Webster, 1913

Tetramethylene

· Tet·ra·meth·yl·ene · IPA
01 n. A hypothetical hydrocarbon, C4H8, analogous to trimethylene, and regarded as the base of well-known series or derivatives.
  1. 1.
    A hypothetical hydrocarbon, C4H8, analogous to trimethylene, and regarded as the base of well-known series or derivatives.(Chem.)