person–machine system see human–machine system.
synaptic vesicle any of numerous small spherical sacs in th...
pupil n. the aperture through which light passes on enterin...
Sorry, "psychological-debriefing-pd" is not in the Dictionary of Psychology. Ple...
nubile adj. 1. describing a girl or young woman...
ecstasy n. a feeling of intense pleasure and elation, inclu...