PRONUNCIATION: (hy-puh-JEE-uhl, HIP-uh-)

MEANING: adjective: Underground: living, growing, or existing below the surface of the earth.

ETYMOLOGY: From Greek hypo- (under) + -geal (relating to earth), from ge (earth). Earliest documented use: 1686.

HYPNOGEAL - sleeping powder that tastes like dirt

HYPOGEL - artificial injectable cartilage for spine discs, or knees, or whatever you'll pay for; see SynVisc

HYPOGOAL - this deltoid muscle right th-e-r-e!