von Frey specificity theory a 19th-century theory, now disp...
moclobemide n. an antidepressant drug that is a reversible...
secondary circular reaction in Piagetian theory, a repetiti...
endocarditis n. inflammation of the endocardium, the inner...
continuity versus discontinuity the scientific debate over...
safe sex sexual activity in which the exchange of bodily fl...