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.
1. of, pertaining to, or involving electrical or magnetic induction. 2. operating by induction: an inductive machine. 3. of, pertaining to, or employing logical induction. 4. capable of bringing about embryonic induction. 5. serving to induce; leading or influencing.