Haptic technology tactual perception. The sense of touch may be classified as passive and active, and the term "haptic" is often associated with active touch to communicate or recognize objects. Haptic technology has made it possible to investigate how the human sense of touch works by allowing the creation of controlled haptic virtual objects. The word "haptic", from the ("haptikos"), means "pertaining to the sense of touch" and comes from the Greek verb ("haptesthai)", meaning "to contact" or "to touch". According to Robert Lee this sensation is also referred to as 3D touch One of the earliest applications of haptic technology was
Five wits Five wits In the time of William Shakespeare, there were commonly reckoned to be five wits and five senses. The five wits were sometimes taken to be synonymous with the five senses, but were otherwise also known and regarded as the five inward wits, distinguishing them from the five senses, which were the five "outward" wits. Much of this conflation has resulted from changes in meaning. In Early Modern English, "wit" and "sense" overlapped in meaning. Both could mean a faculty of perception (although this sense dropped from the word "wit" during the 17th century). Thus "five wits" and "five