noun dis·acquaintance \¦dis+\

Definition of disacquaintance

  1. :  loss of acquaintance or association long disacquaintance with army life

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Origin and Etymology of disacquaintance

from obsolete disacquaint to make unfamiliar, estrange (from 1dis- + acquaint) + -ance

Seen and Heard

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to cast off or become cast off

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