A method is a function that is a member of an object. A property is a value or set of values (in the form of an array or object) that is a member of an object. JavaScript supports four kinds of objects: Intrinsic objects, such as Array and String. Objects you create. Host objects, such as window and document.
Definition of reductive for English Language Learners. : dealing with or describing something complicated in a simple or too simple way.
Reductio Ad Absurdum. [Latin, Reduction to absurdity.] In logic, a method employed to disprove an argument by illustrating how it leads to an absurd consequence.