ainemassojen
Ainemassojen is a Finnish phrase used to refer to multiple masses of matter. The term combines aine (substance, matter) and massa (mass) and uses the plural genitive ending -ojen, yielding a sense akin to “of matter masses” or “matter masses.” It is primarily encountered in Finnish-language science education and discussions of mass in physical systems, where speakers talk about the masses of different objects or samples.
In practice, ainemassojen serves as a descriptive label rather than a fixed technical term with a precise,
The term is more common in general-language explanations than in formal nomenclature; more technical Finnish alternatives
See also: aine, massa, mass, gravitation, mass distribution.