Meaning of infidelity

in•fi•del•i•ty

Pronunciation: (in"fi-del'i-tē), [key]
— pl. -ties.
  1. marital disloyalty; adultery.
  2. unfaithfulness; disloyalty.
  3. lack of religious faith, esp. Christian faith.
  4. a breach of trust or a disloyal act; transgression.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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