hypothetical

/ˌhaɪpəˈθɛtɪkəl/
adjective
  1. Based on a suggested idea or situation rather than on reality; imagined or assumed for the sake of argument.
    • The scientist presented a hypothetical model to explain the unusual data.
    • The teacher asked a hypothetical question about what we would do if we won the lottery.
    • In a hypothetical scenario where money is no object, what kind of house would you build?
Antonyms
noun
  1. A suggested idea or situation that is imagined or assumed, often used for discussion or analysis.
    • Let's consider a hypothetical: what if the internet suddenly stopped working worldwide?
    • The debate was full of hypotheticals that never actually happen in real life.
    • She asked me to respond to a hypothetical about time travel.