demonstrated

Robert Brown, who first demonstrated (about 1827) the commonness of the motion described below.

shrewdness as demonstrated by being skilled in deception

n the skilled practice of a practical occupation n a vehicle designed for navigation in or on water or air or through outer space n people who perform a particular kind of skilled work n skill in an occupation or trade n shrewdness as demonstrated by being skilled in deception v make by hand and with much skill

capability of being demonstrated or logically proved

capable of being demonstrated or proved