The word "meterable" is an adjective used to describe something that can be measured. However, there are many other synonyms that can be used in its place to convey the same meaning. Some of the most common synonyms for "meterable" include quantifiable, measurable, countable, calculable, assessable, and determinable. These words all describe something that can be measured, sized, or counted in some way. Other synonyms include ascertainable, verifiable, and evaluable. Whether you are discussing the size of an object, the duration of a process, or the quantity of a substance, there are many different synonyms you can use to convey the idea of something that is measurable.