#perception  the process of perceiving
  supertype:  basic_cognitive_process__basiccognitiveproces  cognitive processes involved in obtaining and storing knowledge
  subtype:  constancy  the tendency for perceived objects to give rise to very similar perceptual experiences in spite of wide variations in the conditions of observation
     subtype:  brightness_constancy  the tendency for a visual object to be perceived as having the same brightness under widely different conditions of illumination
     subtype:  color_constancy__colour_constancy  the tendency for a color to look the same under widely different viewing conditions
     subtype:  shape_constancy  the tendency to perceive the shape of a rigid object as constant despite differences in the viewing angle (and consequent differences in the shape of the pattern projected on the retina of the eye)
     subtype:  size_constancy  the tendency to perceive the veridical size of a familiar object despite differences in their distance (and consequent differences in the size of the pattern projected on the retina of the eye)
  subtype:  detection__sensing  the perception that something has occurred or some state exists; "early detection can often lead to a cure"
  subtype:  visual_perception__beholding__seeing  perception by means of the eyes
     subtype:  contrast.visual_perception  the perceptual effect of the juxtaposition of very different colors
     subtype:  face_recognition  the visual perception of familiar faces
     subtype:  object_recognition  the visual perception of familiar objects
     subtype:  visual_space  the visual perception of space
     subtype:  optical_fusion__opticalfusion__fusion  the combining of images from the two eyes to form a single visual percept
  subtype:  auditory_perception__sound_perception__soundperception  the perception of sound as a meaningful phenomenon
     subtype:  speech_perception  the auditory perception (and comprehension) of speech
     subtype:  musical_perception__musicalperception  the auditory perception of musical sounds
        subtype:  melody__tonal_pattern__tonalpattern  the perception of pleasant arrangements of musical notes
  subtype:  somesthesia__somatesthesia__somatic_sensation  the perception of tactual or proprioceptive or gut sensations; "he relied on somesthesia to warn him of pressure changes"
     subtype:  feeling.somesthesia  a physical sensation that you experience; "he had a queasy feeling"; "I had a strange feeling in my leg"; "he lost all feeling in his arm"
     subtype:  prickling__tingle__tingling  a prickling somatic sensation as from many tiny pricks
        subtype:  pins_and_needles  a sharp tingling sensation from lack of circulation
     subtype:  pressure_sensation__pressure  the somatic sensation of pressure; "the sensitivity of his skin to pressure and temperature was normal"
     subtype:  painful_sensation__painfulsensation__pain  a somatic sensation of acute discomfort; "as the intensity increased the sensation changed from tickle to pain"
        subtype:  mittelschmerz  pain in the area of the ovary that is felt at the time of ovulation (usually midway through the menstrual cycle)
        subtype:  phantom_limb_pain  pain felt by an amputee that seems to be located in the missing limb
        subtype:  twinge  a sharp stab of pain
     subtype:  temperature.somesthesia  the somatic sensation of cold or heat
        subtype:  heat__warmth  the sensation caused by heat energy
        subtype:  cold__coldness  the sensation produced by low temperatures; "he shivered from the cold"; "the cold helped clear his head"
        subtype:  comfort_zone__comfortzone  the temperature range (between 28 and 30 degrees Centigrade) at which the naked human body is able to maintain a heat balance without shivering or sweating
  subtype:  touch_sensation__touch__tactual_sensation__tactualsensation__tactile_sensation__tactilesensation__feeling  the sensation produced by pressure receptors in the skin; "she likes the touch of silk on her skin"; "the surface had a greasy feeling"
     subtype:  cutaneous_sensation__cutaneoussensation__haptic_sensation__skin_sensation  a sensation localized on the skin
        subtype:  tickle  a cutaneous sensation often resulting from light stroking
        subtype:  itchiness__itchines__itching  an irritating cutaneous sensation that produces a desire to scratch
           subtype:  pruritus  an intense itching sensation that can have various causes (as by allergies or infection or lymphoma or jaundice etc.)
              subtype:  pruritus_ani  chronic itching of the skin around the anus
              subtype:  pruritus_vulvae  persistent itching of the external female genitalia
        subtype:  topognosia__topognosis  recognition of the location of a stimulus on the skin

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