The Collaborative International Dictionary of English v.0.48:

kinaesthesia \kin`aes*the"sia\, kinaesthesis \kin`aes*the"sis\,
   n. [NL., fr. Gr. kinei^n to move + ? perception.] (Physiol.)
   The perception attendant upon the movements of the muscles;
   the sensation accompanying movement of the muscles. [Also
   spelled kin`es*the"sia and kin`es*the"sis.] --Bastian.
   [1913 Webster] Kinaesthetic

The Collaborative International Dictionary of English v.0.48:

kinesthesia \kin`es*the"sia\, kinesthesis \kin`es*the"sis\
kinesthetic \kin`es*thet"ic\
   See kinaesthesia, kinaesthesis, and kinaesthetic.
   [PJC]

WordNet (r) 3.0 (2006):

kinesthesia
    n 1: the perception of body position and movement and muscular
         tensions etc [syn: kinesthesia, kinaesthesia, feeling
         of movement]
    2: the ability to feel movements of the limbs and body [syn:
       kinesthesis, kinaesthesis, kinesthesia, kinaesthesia,
       kinesthetics, muscle sense, sense of movement] [ant:
       kinanesthesia]