What does adjustability mean?
Adjustability is a noun denoting the quality of being adjustable — that is, capable of being changed, fitted, or adapted to different sizes, positions, conditions, or requirements. It applies most often to physical objects: a chair with lumbar adjustability can be tuned to support different backs, a strap's adjustability lets it fit various wrists, and a telescope mount's adjustability allows precise aiming. By extension it describes systems and arrangements, such as a work schedule or investment plan whose terms can be modified as circumstances shift. The word carries a favorable connotation, suggesting versatility, ergonomic thoughtfulness, and long-term usefulness, which explains its prominence in product marketing and technical specifications. Derived from the verb 'adjust', which traces through French to the Latin 'adjuxtare' ('to bring near or right'), adjustability entered English as part of the family that includes 'adjustable' and 'adjustment'. It functions almost exclusively as an uncountable mass noun, discussed in degrees rather than counted in units.
nounThe quality or capacity of being adjustable; the degree to which something can be adapted, modified, or fitted to different conditions, sizes, or requirements.
- The property of a physical object (such as a chair, strap, or machine) that allows it to be altered in size, position, or configuration to fit different needs.
- More broadly, the quality of a system, plan, or arrangement that can be modified or tuned to changing circumstances.
"The chair's adjustability makes it comfortable for users of any height."
"The harness offers multiple points of adjustability so it can grow with the child."
"Financial planners value the adjustability of a budget that can flex with unexpected expenses."
Extremely rare; adjustability is normally treated as uncountable. A plural form exists grammatically but is not established in standard usage.
"The catalog compared the adjustabilities of competing office chairs — a phrasing best avoided in favor of 'degrees of adjustability'."
That little lever under your office chair — the one that saves your back every day — is a tiny monument to adjustability, a word built from Latin roots meaning 'toward' and 'right'.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of adjustability
Adjustability derives from the verb 'adjust', which entered English in the early 17th century from French 'ajuster', ultimately rooted in the Late Latin 'adjuxtare', meaning 'to bring close to' or 'to set right', formed from Latin 'ad-' ('toward') and 'iuxta' ('near'). The adjective 'adjustable' developed from the verb, and the noun 'adjustability' was formed from that adjective using the suffix '-ity', which turns adjectives into abstract nouns denoting qualities. Its cognates within English include 'adjustment', 'adjuster', and 'adjudicate', all sharing the same Latin root.
Related word forms
How adjustability is actually used
Adjustability is a formal-to-neutral register noun common in product descriptions, ergonomics, engineering, and design writing. It is typically uncountable, though it occasionally appears with modifiers such as 'a high degree of adjustability' rather than taking a plural form. It carries a positive connotation, implying versatility and user-friendliness.
Easily confused with adjustability
Adaptability refers to the ability of a person or organism to change itself to suit conditions, whereas adjustability refers to the capacity of an object or system to be changed by someone else.