incessancy Meaning, Definition & Usage

  1. noun the quality of something that continues without end or interruption
    continuousness; ceaselessness; incessantness.

WordNet

In*ces"san*cy noun
Etymology
From Incessant.
Definitions
  1. The quality of being incessant; unintermitted continuance; unceasingness. Dr. T. Dwight.

Webster 1913