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Functional vs Substantial - What's the difference?

functional | substantial |

As adjectives the difference between functional and substantial

is that functional is in good working order while substantial is having to substance; actually existing; real; as, substantial life.

As nouns the difference between functional and substantial

is that functional is a function that takes a function as its argument; More precisely: A function y=f(x) whose argument x varies in a space of (real valued, complex valued) functions and whose value belongs to a monodimensional space. An example: the definite integration of integrable real functions in a real interval while substantial is anything having substance; an essential part.

functional

English

Adjective

(en adjective)
  • In good working order.
  • Useful; serving a purpose, fulfilling a function
    • That sculpture is not merely artistic, but also functional : it can be used as a hatrack.
  • Only for functional purposes, notably in architecture
    • ''A functional construction element generally must meet higher technical but lower aesthetical requirements
  • (computing theory) Having semantics defined purely in terms of mathematical functions, without side-effects.
  • (medicine) Of a disease, such that its symptoms cannot be referred to any appreciable lesion or change of structure; opposed to organic disease, in which the organ itself is affected.

    • Synonyms

    * functioning, working * utilitarian

    Antonyms

    * non-functional * dysfunctional * organic

    Derived terms

    (Derived terms) * function * functional analysis * functional analysis diagram * functional anatomy * functional application * functional bombing * functional constraint * functional decomposition * functional design * functional diagram * functional disorder * functional electrical stimulation * functional error recovery * functional failure * functional group * functional interleaving * functional programming * functional requirement * functional residual capacity * functional specifications * functional switching circuit * functional unit * functionality * functionally

    Related terms

    * functionary

    Noun

    (en noun)
  • (mathematics) A function that takes a function as its argument; More precisely: A function y''=''f''(''x'') whose argument ''x varies in a space of (real valued, complex valued) functions and whose value belongs to a monodimensional space. An example: the definite integration of integrable real functions in a real interval.
  • (mathematics, functional analysis) A scalar-valued linear function on a vector space
  • (computing) An object encapsulating a function pointer (or equivalent).

    • External links

    * * *

    substantial

    English

    Adjective

    (en adjective)
  • Having to substance; actually existing; real; as, substantial life.
  • Not seeming or imaginary; not illusive; real; solid; true; veritable.
  • * "to do some substantial good, is the compensation for much incidental imperfection" - Cardinal Newman, The Rise and Progress of Universities
  • Corporeal; material; firm.
  • Having good substance; strong; stout; solid; firm; as, substantial cloth; a substantial fence or wall.
  • possessed of goods or an estate; moderately wealthy; responsible; as, a substantial freeholder.
  • Large in size, quantity, or value; as, a substantial amount of money; vast
  • Most important; essential.
  • Ample or full.
    • A substantial amount of people in this buliding
  • Significantly great.

    • Derived terms

    * consubstantial * insubstantial * substantiality * substantially * substantialness

    Noun

    (en noun)
  • Anything having substance; an essential part.