also herma (HUHR-muh), plural hermae (HUHR-mee) or hermai (HUHR-my) or herms

MEANING: noun: A square pillar topped with a bust.

ETYMOLOGY: After Hermes, the god of roads, boundaries, eloquence, commerce, invention, cunning, theft, and more, in Greek mythology. Earliest documented use: 1579.

NOTES: In ancient Greece, herm was a stone pillar with a square base. It had a bust of Hermes at the top and a phallus at the appropriate height. It was typically used as a boundary marker, milestone, or signpost.

HERR M. - how Sir Miles Messervy is addressed in Berlin

HERA - the many wives of Zeus (each one being a Herum)

HER MD - the degree earned by the lady doctor

pH ER M - the acidity of the thirteenth Emergency Room