Define
Define verb - To give the rules about (something) clearly and exactly.
Usage example: let me define the task so that there is no doubt in your minds about what needs to be done
Set is a synonym for define in assign topic. In some cases you can use "Set" instead a verb "Define", when it comes to topics like delimit.
Set
Set verb - Decide upon or fix definitely.
Common collocations
Both words in one sentence
- Dungeons & Dragons — The first pen-and-paper role-playing game put into publication and would countinue to define and set standards for the entire industry.
Source: Trope Makers aka: Trope Maker -
Many video games (and anime set in a Role-Playing Game Verse) use traditional magical "elements" to assign and define the powers of various characters.
Source: Elemental Rock-Paper-Scissors -
Memetic Mutation in the sense that we define it here also runs on this, in that a short phrase or scene from a work takes on a whole set of connotations for fans of that work that might be completely opaque to non-fans who don't get the context.
Source: Translation: Yes
Cite this Source
Set and Define. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/define/set
Define & Set. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/define/set>.
Set or Define. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/define/set.
Google Ngram Viewer shows how "define" and "set" have occurred on timeline