Find the word definition

The Collaborative International Dictionary
Hexicology

Hexicology \Hex`i*col"ogy\, n. [Gr. ? state or habit + -logy.] The science which treats of the complex relations of living creatures to other organisms, and to their surrounding conditions generally.
--St. George Mivart.

Wiktionary
hexicology

n. (context obsolete English) The science dealing with the relations of living creatures to other organisms, and to their surrounding conditions generally.