Greek God That Homer Called "old Man of the Sea"

This page is the CodyCross answer for the clue below from House of Horrors, Group 1102, Puzzle 1 (Edge of Your Seat).

Question is: Greek God That Homer Called "old Man of the Sea"

and the answer is: PROTEUS

Word Meaning:

PROTEUS — Any of many gram-negative bacteria, of the genus Proteus, several of which are responsible for human infections.

Definitions from Wiktionary.