Abbreviations and plurals 

Plurals of abbreviations are formed in the same way as the regular plurals of common nouns: simply by adding the letter s. Note that there is no apostrophe before s, which is written in lower case.

Exemple correcte FAQs (frequently asked questions)

Exemple correcte SMEs (small and medium-sized enterprises)

Exemple correcte VLEs (virtual learning environments)

When the singular form of the abbreviation ends in -s, that form can also be used to refer to a plural group. This avoids the uncomfortable effect of seeing an s repeated.

Exemple correcte SDS (safety data sheet)

Exemple correcte SDS (safety data sheets)
Darrera actualització: 25-10-2017
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Recommended citation:
«Abbreviations and plurals» [en línia]. A: Criteris de la Universitat de Barcelona (CUB). Style Guide. Barcelona: Universitat de Barcelona. Serveis Lingüístics. <> [consulta: 6 maig 2021].