Existence Is Infinite (Revised)

Despite dissatisfaction with certain standard definitions others are quite sufficient.

Perception or perceive, for example, not only commonly concerns sensory experience but also mental apprehension:

Perception (noun)

  1. the act or faculty of apprehending by means of the senses or the mind; cognition; awareness
    (Random House Kernerman Webster’s College Dictionary Perception - definition of perception by The Free Dictionary )

Perceive (verb)

  1. to become aware of (something) through the senses, esp the sight; recognize or observe
  2. to come to comprehend; grasp
    (Collins English Dictionary Complete and Unabridged, 12th Edition Perceive - definition of perceive by The Free Dictionary)

Previous draft for reference: