Aaron's Rod Definition

noun

A rod-shaped architectural molding decorated with a design of leaves, scrolls, or a twined serpent.

American Heritage

Any of various plants with a tall flowering stalk.

American Heritage

Any of various plants with a tall flowering stem, especially:

Wiktionary

(architecture) A rod-shaped molding decorated with an entwined snake, and sometimes leaves, vines, and/or scrolls.

Wiktionary

(archaic) A rod with one serpent twined around it, as used by Aaron (differing from the caduceus of Mercury, which has two serpents).

Wiktionary

Origin of Aaron's Rod

A reference to Numbers 17:8, the Authorized / KJV translation of which is "And it came to pass, that on the morrow Moses went into the tabernacle of witness; and, behold, the rod of Aaron for the house of Levi was budded, and brought forth buds, and bloomed blossoms, and yielded almonds."

From Wiktionary
After the blossoming rod of Aaron in Numbers 17:8

From American Heritage Dictionary of the English Language, 5th Edition