A distinct use of the term sound from its use in physics is that in physiology and psychology, where the term refers to the subject of perception by the brain. The field of psychoacoustics is dedicated to such studies. The physical reception of sound in any hearing organism is limited to a range of frequencies.
polygamy. the condition of having more than two spouses simultaneously. â polygamist, n. â polygamous, adj. the practice or state of being married to more than one person at a time. â polygamous, adj.
Polyamory and Polyfidelity. Polyamory is a relationship style that allows people to openly conduct multiple sexual and/or romantic relationships simultaneously, ideally with the knowledge and consent of all involved in or affected by the relationships.