What is the Scientific term for a Guess?

A scientific term for a guess would be a hypothesis. A hypothesis is made at the beginning of an experiment, with limited information and evidence.

The scientific term for a guess is a hypothesis. Usually at the beginning of an experiment or project, the scientist predicts the result. After the experiment is carried out, the true results may or may not be the predicted results. This is because the scientist made a guess and guesses are not always reliable. These educated guesses are called hypotheses.