Definition of functional in English:

functional

Line breaks: func|tion¦al
Pronunciation: /ˈfʌŋ(k)ʃ(ə)n(ə)l
 
/

adjective

  • 1Of or having a special activity, purpose, or task: a functional role
    More example sentences
    • Communications system for establishing a communication channel on the basis of a functional role or task
    • Clinical activities may be best understood by delimiting functional tasks as the episodes of interest.
    • The first is to turn learning into an entirely functional activity geared towards the perceived needs of the workplace.
  • 1.1Relating to the way in which something works or operates: there are important functional differences between left and right brain
    More example sentences
    • Indeed, their organisations have succeeded where most NGOs and voluntary groups usually fail: preserving functional unity despite differences.
    • Although the two works share many formal aspects, there remain fundamental functional differences.
    • The functional differences between the two genes are discussed with respect to their possible history in these two fungi, which are very distant in terms of evolution.
  • 1.2(Of a disease) affecting the operation, rather than the structure, of an organ: functional diarrhoea
    More example sentences
    • The challenge is to reliably sift out and satisfactorily reassure the 40% with functional disease without missing those with more serious pathology.
    • Malnutrition, typhus, tuberculosis, sepsis, and universal diarrhoea (probably functional rather than infective) were rife.
    • Patients with predominant epigastric pain without peptic ulcer disease or oesophagitis have functional dyspepsia.
  • 1.3(Of a mental illness) having no discernible organic cause: functional psychosis
    More example sentences
    • The cases have been described as either a ‘toxic psychosis’ or a functional psychosis.
    • This discussion focuses on the acute treatment of functional psychosis.
    • The main differential diagnosis of delirium is from a functional psychosis (such as schizophrenia and manic depression) and from dementia.
  • 4 Mathematics Relating to a variable quantity whose value depends upon one or more other variables: using functional notation, we can write—where L is the transactions demand for money
    More example sentences
    • The author has succeeded in writing a book understandable to readers with very little knowledge of functional analysis and topological vector spaces.
    • He did publish a number of papers, however, which arose through the various courses such as algebraic topology, functional analysis, and geometry, which he taught.
    • How can we relate complex analysis, higher-dimensional geometry, functional analysis, and set theory to the forms of perception?

Derivatives

functionally

adverb
[sentence adverb]: functionally, the role of the library service is clearly educational
More example sentences
  • I will not ask the very obvious question but moving on, could you start by sharing with us your role, functionally.
  • Order parameters and their dynamics are always functionally defined in biological systems.
  • First, we reject his idea that units in anarchic international systems cannot be functionally differentiated.

More definitions of functional

Definition of functional in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody