Emily Dickinson Lexicon

VOL-U-BIL'I-TY, n. [Fr. volubilite; L. volubilitas, from Volvo, to roll.]

1. The capacity of being rolled; aptness to roll; as, the volubility of a bowl. Watts.
2. The act of rolling. By irregular volubility. Hooker.
3. Ready motion of the tongue in speaking; fluency of speech. She ran over the catalogue of diversions with such a volubility of tongue, as drew a gentle reprimand from her father. Female Quixote.
4. Mutability; liableness to revolution; as, the volubility of human affairs. [Unusual.] L'Estrange.