11. What are extension, prototypes, and stereotype? Give two examples for each

Eg of prototype

A man of medium height, average build, between 30 & 50 years old, with brownish hair with no particular distinctive. Characteristic could be a prototype of the predicate man

- Prototype

A prototype of a predicate is a typical member of its extension

Prototype

A prototype of a predicate is an object which is held to be very typical of the kind of object which can be referred to by an expression containing the predicate

Stereotype

A stereotype of a predicate is a list of typical characteristic of things to which the predicate may be applied

Extension

The extension of one place predicate is the set of all individuals to which that predicate can truthfully be applied

Eg 1 of Stereotype

The stereotype of building: containing upward of 3 of 4 rooms, build of a durable material such as wood, stone with roof, doors and window used by human beings

- Eg 2 of Stereotype

The stereotype of cat: four-legged animal, either black, white, grey or marmalade in colour, or some combination of these colours, adults specimens about 50 cm long from nose to tip or tail