15-Letter Words Containing: P,E,R,M,E,A,N,T

• a performance given extempore without planning or preparation

• To organize something into departments

• an empirical doctrine that advocates experimental principles

• an orientation that favors experimentation and innovation

• refutation by example

• the testing of an idea

• the act of conducting a controlled test or investigation

• a performance given extempore without planning or preparation

• Any receptor that provides an organism with information about mechanical changes in its environment, such as movement, tension and pressure

• a relation between two opposite states or principles that together exhaust the possibilities

• the interrelation of reciprocity whereby one thing supplements or depends on the other