functionalprogram

noun

UK /ˈfʌŋkʃənəl ˈprəʊɡræm/

US /ˈfʌŋkʃənəl ˈproʊɡræm/

A functional program is a set of computer instructions that works by using math-like rules instead of changing things step by step.

She wrote a functional program to sort her list of favorite games.

SYNONYMS

functional code declarative program pure program functional script

RELATED WORDS

function lambda immutability recursion compiler

OTHER MEANINGS

2. A program built mainly from functions that give the same output for the same input.

The teacher showed a functional program that always returns the same answer.

3. Software written in a functional programming language such as Haskell.

His functional program ran quickly because it avoided side effects.

4. A plan or schedule organized around what something does rather than how it is built.

The team designed a functional program for the new library layout.