# formulæ

Pronunciation: US say "FOR-myuh-lee" /ˈfɔɹ.mjə.li/; UK say "FAW-myuu-lee" /ˈfɔː.mjʊ.liː/

## Noun

1. Plural of formula. *(obsolete)* — plural of formula
   - Simple: Plural of formula. An old spelling of formulae. Today people write formulae or formulas.
   - _The mathematician derived a set of formulæ describing planetary motion._
   - _Every page of the alchemist's manuscript was crowded with strange symbols and formulæ._

Source: DictionaryAI, https://dictionaryai.com/define/formul%C3%A6 (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).