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Related Concept Videos

Language01:16

Language

898
Language is a unique communication system that uses words and systematic rules to organize and transmit information. Unlike other forms of communication, which may involve postures, movements, odors, or vocalizations, language relies on symbols and grammar. This makes human communication distinct from that of other species, who also communicate but do not use language in the same way humans do.
Corballis and Suddendorf (2007) and Tomasello and Rakoczy (2003) highlight the role of language in...
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Components of Language01:24

Components of Language

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Language, whether spoken, signed, or written, consists of specific components: lexicon and grammar. The lexicon is the vocabulary of a language, comprising its words. Grammar is the set of rules used to convey meaning through the lexicon. For example, English grammar adds “-ed” to most verbs to indicate past tense. Words are formed by combining phonemes, which are the basic sound units of a language. Different languages have different sets of phonemes (e.g., “ah” vs.
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Language Development01:22

Language Development

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Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
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Language and Cognition01:27

Language and Cognition

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Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
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Related Experiment Video

Updated: Jan 26, 2026

Involving Individuals with Developmental Language Disorder and Their Parents/Carers in Research Priority Setting
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How Efficiency Shapes Human Language.

Edward Gibson1, Richard Futrell2, Steven P Piantadosi3

  • 1Massachusetts Institute of Technology, Cambridge, MA, USA.

Trends in Cognitive Sciences
|April 23, 2019
PubMed
Summary
This summary is machine-generated.

Language structure is shaped by efficiency, optimizing communication and learning. Formal theories from probability and information theory explain these linguistic patterns from words to sentences.

Keywords:
communicationcross-linguistic universalslanguage complexitylanguage efficiencylanguage evolutionlanguage learnability

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Area of Science:

  • Cognitive Science
  • Linguistics
  • Psychology

Background:

  • Human language exhibits complex features.
  • Understanding the drivers of these features is a key research question.

Purpose of the Study:

  • To review studies on linguistic efficiency.
  • To explore how formal theories explain language optimization.

Main Methods:

  • Review of existing research.
  • Application of probability and information theory.
  • Analysis of linguistic phenomena (lexicon to syntax).

Main Results:

  • Pervasive pressure for efficiency guides natural language forms.
  • Formal accounts explain puzzling linguistic features.
  • Efficiency optimization is evident across language levels.

Conclusions:

  • Efficiency is a fundamental principle in language.
  • Interdisciplinary approaches (linguistics, cognitive psychology, mathematical theories) are crucial for future research.