based
5 synonyms and 0 antonyms for based, grouped by meaning and by how common each one is.
Adjective — Having a particular place as one's main location or headquarters.
Synonyms
Everyday swaps
Common words most readers know — safe in any writing.
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
How to use based
The word patterns that sound natural to a native speaker.
The slang sense ("that take is based") is internet and youth-culture slang, not appropriate in formal writing.
Etymology
The past tense of the verb base, from base + -ed. The internet slang sense (confidently unapologetic) developed in the 2010s from earlier hip-hop slang.
Full origin of based →Frequently asked questions
What does “based” mean?
The word “based” means having a particular place as one's main location or headquarters. In plain terms, located somewhere, or built on a certain foundation — plus a newer slang meaning of "confidently yourself, no matter what people think.".
How do you pronounce “based”?
“Based” is pronounced bayst (/beɪst/ in IPA).
How do you use “based” in a sentence?
Here is “based” used in a sentence: “The company is based in London but has offices worldwide.”
What part of speech is “based”?
“Based” is an adjective.
Where does the word “based” come from?
The word “based” dates back to around 2010. The past tense of the verb base, from base + -ed. The internet slang sense (confidently unapologetic) developed in the 2010s from earlier hip-hop slang.
Is “based” a common word?
“Based” is a very common word in modern English.
How many meanings does “based” have?
“Based” has 3 distinct senses listed in this dictionary. The most common is: having a particular place as one's main location or headquarters.
What is the difference between 'based in' and 'based on'?
'Based in' refers to location — it tells you where a person, company, or organisation has its main home or headquarters, as in 'a firm based in Berlin'. 'Based on' means derived from or built upon something, as in 'a film based on a true story'. The two are not interchangeable.
What does it mean to be based somewhere?
To be based somewhere means to have that place as your main location or headquarters — the point you operate from, even if you travel elsewhere. A consultant based in London may work all over the country, but London remains the fixed centre of their working life.
What is an example of 'based' used in a sentence?
You might say, 'The company is based in New York but ships worldwide,' or 'She's a photographer based in the countryside.' In each case 'based' points to the single main location a person or organisation operates from, distinct from anywhere they merely visit or serve.
Is 'based' a formal word?
In the location sense, 'based' is neutral and works in both everyday and formal writing — business profiles, news reports, and casual conversation all use it freely. It carries no strong tone of its own, simply stating where someone or something is headquartered or mainly situated.