functional
/ˈfʌŋkt͡ʃənəl/ adjective, noun
Forms functionals
- adjective In good working order.
- adjective Useful; serving a purpose, fulfilling a function. “That sculpture is not merely artistic, but also functional: it can be used as a hatrack.”
- adjective Only for functional purposes, notably in architecture. “A functional construction element generally must meet higher technical but lower aesthetical requirements.”
- adjective Of or relating to one's role or office; official. “functional responsibilities”
- adjective (physiology, psychology) Characterizing functioning in environment, being symptoms that do not presuppose alteration of organic structure.
- adjective Optimized for all-around physiological benefit. “functional coffee”
- adjective (mathematics) Of or relating to a function or functions.
- adjective (computing theory) Having semantics defined purely in terms of mathematical functions, without side-effects.
- noun (mathematics) A function that takes a function as its argument; more precisely, a function whose argument varies in a space of (real- or complex-valued) functions and whose value belongs to a monodimensional space. “An example of a functional is the definite integration of integrable real functions in a real interval.”
- noun (mathematics, functional analysis) A scalar-valued linear function on a vector space.
- noun (computing) An object encapsulating a function pointer (or equivalent).
Synonyms
pure functioning working utilitarian in working order operational running like a top up usable useable operable running operative
Antonyms
imperative dysfunctional non-functional nonfunctional unfunctional organic out of order
Webster’s 1913
- adjective Pertaining to, or connected with, a function or duty; official.
- adjective Pertaining to the function of an organ or part, or to the functions in general. Functional disease (Med.), a disease of which the symptoms cannot be referred to any appreciable lesion or change of structure; the derangement of an organ arising from a cause, often unknown, external to itself opposed to organic disease, in which the organ itself is affected.
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “functional”, CC BY-SA 4.0. Details