Exactly. As long as you share a common language in your team, and with your client, it doesn't really matter. If someone says "I need a wireframe/mockup/protot

Exactly. As long as you share a common language in your team, and with your client, it doesn't really matter. If someone says "I need a wireframe/mockup/prototype" then clarify exactly what they are looking for - functionality? layout? content?