D defs.my
Entry 4 senses Webster, 1913

Dereliction

/dĕrˌ-əl-ĭk'-shən/ · Der·e·lic·tion · IPA /dɛɹ.ɪˈlɪk.ʃən/
01 n. The act of leaving with an intention not to reclaim or resume; an utter forsaking abandonment.
  1. 1.
    The act of leaving with an intention not to reclaim or resume; an utter forsaking abandonment.
    “Cession or dereliction, actual or tacit, of other powers.” Burke.
  2. 2.
    A neglect or omission as if by willful abandonment.
    “A total dereliction of military duties.” Sir W. Scott.
  3. 3.
    The state of being left or abandoned.
  4. 4.
    A retiring of the sea, occasioning a change of high-water mark, whereby land is gained.(Law)