/kluy'neuh tak"sis/ , n. Biol.
a wavering side-to-side motion of the head occurring as an organism moves forward in response to a source of stimulation, caused by the alternating reaction of sensory receptors on either side of the body. Cf. tropotaxis .
[ 1935-40; klín ( ein ) to cause to lean (cf. CLINO-) + -O- + -TAXIS ]