It depends how you want to use it. 1. mathematical term: You might also say mean (Where you add all the amounts in a group and divide it by the number of people/objects) or median (The middle point in a group of figures) mode (most common figure in a group) 2. The adjective: This means ordinary/ok/adequate/par/nothing special The meal was not terrible but it was only average.

It would depend on the exact meaning/context, in which you are using the word 'average'. here are a few examples: http://www.thesaurus.com/browse/average

Hi! Another word for it is "medium". For example: medium-sized clothes