Webster’s Revised Unabridged Dictionary · 1913 Sentience Sen′ti·ence, Sen′ti·en·cy, n. [See Sentient, Sentence.] The quality or state of being sentient; esp., the quality or state of having sensation. G. H. Lewes An example of harmonious action between the intelligence and the sentieny of the mind. Earle. ‹ Senteur Sentient ›