Multiple choice general knowledge n. nautical unit of depth; unit of length equal to six feet dictum divisibility exultation fathom Reveal answer Fill a bubble to check yourself D Correct answer Explanation A fathom is a nautical unit of depth equal to six feet, used to measure the depth of water. Dictum means a formal pronouncement. Divisibility refers to being capable of being divided. Exultation means feeling or showing great happiness.