Lesson 11 Theory & Concepts Vocabulary
a hypothesis
(pl. hypotheses) an idea or explanation of sth that is based on a few known facts but that has not yet been proved to be true or correct
an assumption
a belief or feeling that sth is true or that sth will happen, although there is no proof
a theory
a formal set of ideas that is intended to explain why sth happens or exists
a concept
an idea; a basic principle
metaphorical
not having real existence but representing some truth about a situation or other subject
a model
something such as an object, plan, or set of rules that is used to show what something else is like or how it works
to define
to say or explain what the meaning of a word or phrase is
to base upon
to use facts or ideas to develop something