Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “de facto”

de facto

adjective [before noun], adverb uk   /ˌdeɪˈfæk.təʊ/ us    /-toʊ/ formal
existing in fact, although perhaps not intended, legal, or accepted: The city is rapidly becoming the de facto centre of the financial world. He's her de facto husband though they're not actually married. English is de facto the common language of much of the world today. If it is on British soil then it is de facto British.
Compare

de facto

noun [C] uk   /ˌdeɪˈfæk.təʊ/ us    /-toʊ/ Australian English formal
(also defacto) a person someone lives with as a wife or a husband, although they are not married: They've invited Joanne and her de facto for lunch on Sunday.
(Definition of de facto from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of de facto?
Add Cambridge dictionaries to your browser to your website

Definitions of “de facto” in other dictionaries

Translations of “de facto”

Word of the Day

for starters

used to say that something is the first in a list of things

Word of the Day

Come on – you can do it! Phrasal verbs with ‘come’.

by Liz Walter​,
November 19, 2014
As part of an occasional series on the tricky subject of phrasal verbs, this blog looks at ones formed with the verb ‘come’. If you are reading this blog, I’m sure you already know come from, as it is one of the first things you learn in class: I come from Scotland/Spain.

Read More 

ped-text verb

November 24, 2014
to text someone while walking I’m ped-texting, I’m looking down at my phone, 75 percent of the time.

Read More