Function: noun 
Etymology: Middle English, prescribed treatment, from Latin methodus, from Greek methodos, from meta- + hodos way
Date: 15th century

1: a procedure or process: as a (1): a systematic procedure, technique, or mode of inquiry employed by or proper to a particular discipline or art (2): a systematic plan followed in presenting material for instruction b (1): a way, technique, or process of or for doing something (2): a body of skills or techniques