any member of a class of words that typically can be combined with determiners to serve as the subject of a verb, can be interpreted as singular or plural, can be replaced with a pronoun, and refer to an entity, quality, state, action, or concept… See the full definition| www.merriam-webster.com
the act or process of composing; specifically : arrangement into specific proportion or relation and especially into artistic form; the arrangement of type for printing; the production of type or typographic characters (as in photocomposition) arranged for printing… See the full definition| www.merriam-webster.com