What does augmentative mean?
Augmentative describes something that increases, enlarges, or intensifies. In everyday technical use it appears most often in two settings: linguistics and assistive technology. In grammar, an augmentative is an affix or word form that conveys bigness or heightened degree — for example, Spanish '-ón' in 'sillón' (a large armchair) contrasts with diminutives that signal smallness. In healthcare and education, 'augmentative' appears in the phrase 'augmentative and alternative communication' (AAC), referring to tools such as picture boards and speech-generating devices that supplement or replace natural speech. The word carries a neutral, scholarly connotation rather than any emotional charge, and its register is distinctly formal. Its Latin root, augere ('to increase'), connects it to familiar words like 'augment' and 'auction', making its meaning intuitive once encountered. Though uncommon in casual speech, it is precise and valuable wherever growth, enlargement, or enhancement must be described exactly.
Serving to increase, intensify, or make something larger in size or degree; in grammar, expressing largeness or intensity.
"An augmentative prefix in some languages marks a noun as unusually large."
Frequently used attributively, as in 'augmentative suffix' or 'augmentative device'.
A linguistic form, especially an affix or derived word, that expresses increased size or intensity relative to its base.
"In Russian, '-ishche' is an augmentative that magnifies whatever base it attaches to."
Used chiefly within descriptive linguistics; contrasted with 'diminutive'.
As a noun, used mainly when discussing multiple affixes or forms across languages.
"Spanish has several productive augmentatives, including '-ón', '-azo', and '-ote'."
In Italian, adding an augmentative turns 'book' (libro) into 'librone' — a big tome — the same Latin root that gives us 'auction' and even 'author'.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of augmentative
Augmentative derives from the Latin verb augere, meaning 'to increase', via Late Latin 'augmentativus'. It entered English in the early modern period, around the late sixteenth century, initially in general use before becoming established as a technical term in grammar. It shares its root with 'augment', 'augmentation', and, through related Latin derivatives of augere, words like 'auction' (from augere's frequentative) and 'author' (from auctor).
Related word forms
How augmentative is actually used
Most common in formal, academic, or technical contexts, especially linguistics and assistive technology ('augmentative and alternative communication'). Rarely used in everyday conversation.
Easily confused with augmentative
'Argumentative' describes someone inclined to argue or dispute, while 'augmentative' means serving to increase or enlarge.