Word.ws English Dictionary

Plural of formula

regular plural

The plural of formula is formulas or formulae.

Forms of formula

Singularformula /ˈfɔː.mjʊ.lə/
Pluralformulas
formulae /ˈfɔː(ɹ).mjə.li/
Countablecountable and uncountable

Formulas and formulae in a sentence

  • This program works correctly on all well-formed formulas but it blows up on illegal input.From the entry well-formed formula
  • The crisis turned the formulas that had seemed to work on their head.From the entry turn on its head
  • Romance relies on familiar narrative formulas, like the guarantee of an “H.E.A.” or “happily ever after.”2026 February 8, Alexandra Alter, “The New Fabio Is Claude”, in The New York Times, →ISSN. From the entry hea
  • Bowe said mineral sunscreens made with zinc oxide may be gentler on sensitized skin than chemical formulas.2023 December 6, Jessica DeFino, “Too Many Products Can Stress Out Your Skin. Here’s How to Scale Back.”, in The New York Times. From the entry zinc
  • Motivated by questions of Mulmuley and Stanley we investigate quasi-polynomials arising in formulas for plethysm.2015, Thomas Kahle, Mateusz Michalek, “Obstructions to combinatorial formulas for plethysm”, in arXiv. From the entry plethysm

Meaning of formula

  1. noun Any mathematical rule expressed symbolically.
  2. noun A symbolic expression of the structure of a compound.
  3. noun A plan or method for dealing with a problem or for achieving a result.

Full definition of formula

Questions about the plural of formula

What is the plural of formula?
The plural of formula is formulas or formulae.
Which is correct, formulas or formulae?
Both are used. formulas is the more common of the two in English writing.
Is formula countable?
Formula is a countable and uncountable noun.

Source and license

Adapted from Wiktionary: formula (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Plural of formula.” Word.ws, https://word.ws/plural/formula. Based on Wiktionary, CC BY-SA 4.0.