telotaxis

noun
telo·​tax·​is | \ ˌtel-ə-ˈtak-səs How to pronounce telotaxis (audio) , ˌtēl- How to pronounce telotaxis (audio) \
plural telotaxes\ -​ˌsēz How to pronounce telotaxes (audio) \

Medical Definition of telotaxis

: a taxis in which an organism orients itself in respect to a stimulus (as a light source) as though that were the only stimulus acting on it