2commonplace noun
plural commonplac·es [count] formal 1 : an idea, expression, remark, etc., that is not new or interesting
▪ It is a commonplace that we only use a small part of our brain's capacity. 2 : something that happens or appears in many places and is not unusual
▪ We now accept cell phones and laptop computers as commonplaces of everyday life.
▪ It is a commonplace that we only use a small part of our brain's capacity.
▪ We now accept cell phones and laptop computers as commonplaces of everyday life.
