natural languages

Evolved human communication

Natural languages are the languages that develop organically among human communities—English, Mandarin, Swahili, Arabic—as opposed to constructed languages like Esperanto or programming languages like Python.

The term appears mainly in linguistics and computer science, where the distinction matters: Natural language processing allows computers to interpret human speech.

Natural languages are messy, idiomatic, and constantly evolving, which is precisely what makes them difficult for machines to parse.

Related

phonology · morphology · communication · grammar · sentence · word order · syntax · lost in translation · accent · native speaker · vocabulary · phrase · pragmatics · lingua franca · dialect · conversation · mouth · pidgins

Opposites
origin and design

natural languagesconstructed languages

Artificially devised communication systems

artificial languages · conlangs · Esperanto · Klingon · Elvish

human vs. machine use

natural languagesprogramming languages

Formal computer instruction systems

computer languages · machine languages · code · machine code · Python

mode of existence

natural languagesdead languages

Languages without native speakers

symbolic logic · mathematical notation · metalanguages

Family

natural, language, nature, languages, naturally, unnatural, naturalism, naturalist, naturalistic

Familiarity
Top 500,000
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Used worldwide · Timeless · Rated G