A word whose meaning is the same as that of another word.
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).
Any name for a taxon, usually a validly published, formally accepted one, but often also an unpublished name.
An alternative (often shorter) name defined for an object in a database.
A manner of speaking, a mode of expression peculiar to a language, person, or group of people.
A language or language variety; specifically, a restricted dialect used in a given historical period, context etc.
An established expression whose meaning is not deducible from the literal meanings of its component words, often peculiar to a given language.
An artistic style (for example, in art, architecture, or music); an instance of such a style.
A programming construct or phraseology that is characteristic of the language.