D defs.my
Entry 2 senses Webster, 1913

Trinodal

· Tri·nod·al · IPA
01 a. Having three knots or nodes; having three points from which a leaf may shoot; as, a trinodal stem.
  1. 1.
    Having three knots or nodes; having three points from which a leaf may shoot; as, a trinodal stem.(Bot.)
  2. 2.
    Having three nodal points.(Geom.)