cross-adaptation n. the change in sensitivity to one stimul...
maturation n. 1. the biological processes invol...
medium-wavelength pigment the photopigment, present in one...
yawning n. the act of drawing in through the mouth a volume...
smoothing n. a collection of techniques used to reduce the...
Walden Two the title of a 1948 novel by B. F. Skinner set i...