D defs.my
Entry 2 senses Webster, 1913

Obsoleteness

· Ob·so·lete·ness · IPA
01 n. The state of being obsolete, or no longer used; a state of desuetude.
  1. 1.
    The state of being obsolete, or no longer used; a state of desuetude.
  2. 2.
    Indistinctness; want of development.(Biol.)