A person who poses to display clothing, either on stage or in photographs; a model.

A person who poses to display clothing by walking along a narrow stage in front of an audience.

(bodybuilding) A good-looking person (usually a man) with a well-developed physique who is paid as a model to demonstrate exercises or related equipment.

An exemplary solution to an exercise provided for checking one's own solution against.

An abstract mathematical representation of a process, device or concept; it uses a number of variables to represent inputs, outputs and internal states, and sets of equations and inequalities to describe their interaction.

plural of model solution

(biology) Any organism (e.g. the fruit fly) that has been extensively studied as an example of many others, and from which general principles may be established

plural of model organism

An automobile or type of automobile mass-produced and distributed for sale to the general public.

An abstract but formal representation of entities including their properties, relationships and the operations that can be performed on them.