An example of a mnemonic is "My Very Excited Mother Just Served Us Nine Pizzas" to remember that the order of the planets is Mercury, Venus Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto.
An example of mnemonic is a device used to help remember the order of the planets.
A mnemonic device.
Origin of mnemonic
- Greek mnēmonikos from mnēmōn mnēmon- mindful men-1 in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition