When it comes to looking for synonyms for the term "minute size", there are numerous adjectives that you can use to describe that something is very small. For instance, terms like "tiny," "microscopic," "minuscule," and "nano" all relate to an item's small size. Other words that could be used as synonyms, include "diminutive," "puny," "small-scale," and "pocket-sized". Some other descriptive words that could be used to describe minute size are "infinitesimal," "wee," "petite," and "undersized." All of these words could be used to describe something that is so small, it's nearly invisible and requires careful and precise attention to detail to be noticed.