PRONUNCIATION: (ses-kwi-pi-DAYL-yuh-niz-uhm)

MEANING: noun:
1. The practice of using big words.
2. A very long word.

ETYMOLOGY: From Latin sesqui- (one and a half) + ped- (foot). Earliest documented use: 1863.
SESQUIPEDALIAN IS ME - said the 18-inch-tall midget

'S EQUI-PEDALIANISM - it's the doctrine of having all one's feet the same length

SESQUIPETALIANISM - Schroedinger's Daisy, with one-and-a-half petals; it can't makeup it's mind whether she loves me or she loves me not