"Language is a structured system of communication that consists of grammar and vocabulary."
The system of communication using symbols and rules that are combined in meaningful ways according to principles of grammar.
"It is the primary means by which humans convey meaning, both in spoken and written forms."
"The vast majority of human languages have developed writing systems that allow for the recording and preservation of the sounds or signs of language."
"Human language is characterized by its cultural and historical diversity, with significant variations observed between cultures and across time."
"Human languages possess the properties of productivity and displacement, which enable the creation of an infinite number of sentences."
"The use of human language relies on social convention and is acquired through learning."
"Estimates of the number of human languages in the world vary between 5,000 and 7,000."
"In other words, human language is modality-independent, but written or signed language is the way to inscribe or encode the natural human speech or gestures."
"When used as a general concept, 'language' may refer to the cognitive ability to learn and use systems of complex communication."
"The scientific study of language is called linguistics."
"Critical examinations of languages, such as philosophy of language, the relationships between language and thought, how words represent experience, etc., have been debated..."
"Thinkers such as Jean-Jacques Rousseau (1712–1778) have argued that language originated from emotions."
"Others like Immanuel Kant (1724–1804) have argued that languages originated from rational and logical thought."
"Language is processed in many different locations in the human brain, but especially in Broca's and Wernicke's areas."
"Humans acquire language through social interaction in early childhood, and children generally speak fluently by approximately three years old."
"...language has social uses such as signifying group identity, social stratification, as well as use for social grooming and entertainment."
"Languages evolve and diversify over time, and the history of their evolution can be reconstructed by comparing modern languages..."
"A group of languages that descend from a common ancestor is known as a language family."
"A language that has been demonstrated to not have any living or non-living relationship with another language is called a language isolate."
"Academic consensus holds that between 50% and 90% of languages spoken at the beginning of the 21st century will probably have become extinct by the year 2100."