meaning of -logy

-logy meaning in Etymology Dictionary

word-forming element definition "a speaking, discourse, treatise, doctrine, principle, research," from Greek -logia (often via French -logie or Medieval Latin -logia), from cause of legein "to talk;" therefore, "the smoothness or deportment of 1 which speaks or treats of (a particular subject);" see lecture (n.).


-logy meaning in General Dictionary

A combining form denoting a discourse, treatise, doctrine, concept, science; as, theology, geology, biology, mineralogy.


-logy meaning in General Dictionary

A combining kind denoting a discourse, treatise, doctrine, concept, technology; as, theology, geology, biology, mineralogy.