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.
Commonly used specifically for polygyny, the marriage of a man to more than one wife, or the practice of having several wives, at the same time. The Islamic form of polygamy is a husband with up to four wives.