Sameness of signification of two or more propositions which differ in language.
The condition of being equipollent; equality of power, force, signification, or application.
A word whose meaning is the same as that of another word.
An alternative (often shorter) name defined for an object in a database.
Any name for a taxon, usually a validly published, formally accepted one, but often also an unpublished name.
A word or phrase with a meaning that is the same as, or very similar to, another word or phrase.
Any of the formal names for a taxon, including the valid name (i.e. the senior synonym).