cumulative record a continuous tally or graph to which new...
erotic love a type of love, identified in certain classific...
trisomy 13 a syndrome involving an extra chromosome 13, res...
periodic reinforcement see fixed-interval schedule.
reinforce vb. to enhance or increase the probability of a r...
Sorry, "leuco-leuc-leuko-leuk" is not in the Dictionary of Psychology. Please re...