One of a kind, not yet specified. The word that introduces without pointing.

A primer of the alphabet — the letters gathered first, so everything spelled later can be read. An abecedary holds no sentences; it holds what sentences are made of.

A name built from initials — letters standing for words; in this Grammar, an extension of organisms, never an atom itself.

Short form of language. A named abbreviation rather than a concept.

The machine handling of human language. A named field rather than a concept.

The typed tongue this house's apps speak — JavaScript wearing declared shapes, checked before it runs.

The smallest unit of language that stands alone and means. A word is an agreement before it is a sound.