incessancy

from WordNet (r) 3.0 (2006)

incessancy
    n 1: the quality of something that continues without end or
         interruption [syn: {continuousness}, {ceaselessness},
         {incessancy}, {incessantness}]

from The Collaborative International Dictionary of English v.0.48

Incessancy \In*ces"san*cy\, n. [From {Incessant}.]
   The quality of being incessant; unintermitted continuance;
   unceasingness. --Dr. T. Dwight.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

69 Moby Thesaurus words for "incessancy":
      ceaselessness, chattering, coeternity, consecutiveness, constancy,
      constant flow, continualness, continuance, continuity,
      continuousness, durability, endlessness, equilibrium, eternalness,
      eternity, ever-duringness, everlastingness, everness,
      featurelessness, foreverness, fullness, gaplessness, immutability,
      indestructibility, infinite duration, infinity, interminability,
      jointlessness, monotony, never-endingness, noninterruption,
      oscillation, perdurability, perenniality, perennialness,
      permanence, perpetualness, perpetuity, plenitude, pulsation,
      quick fire, rapid fire, rapid recurrence, rapid succession,
      rapidity, regularity, repetition, seamlessness, sempiternity,
      smoothness, stability, staccato, steadiness, steady state,
      stuttering, successiveness, sustainment, tattoo, timelessness,
      unbrokenness, unceasingness, undifferentiation, uniformity,
      unintermission, unintermittedness, uninterruptedness,
      uninterruption, unrelievedness, vibration

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