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Chapter 6
| Term | Definition |
|---|---|
| Language | A set of sounds and symbols that is used for communication. |
| Mutual Intelligibility | This means that two people can understand each other when speaking. |
| Standard Language | A published, widely distributed, and purposely taught language. Governments help sustain these by making them official and requiring literacy in the language for government jobs. |
| Dialect | Variants of a standard language along regional or ethnic lines. |
| Dialect Chain | A group of contiguous dialects where the dialects nearest to each other geographically are the most similar and the dialects farther apart are least similar. |
| Isogloss | A geographic boundary within which a particular linguistic feature occurs. |
| Language family | Multiple languages that have a shared but fairly distant origin. |
| Language subfamilies | Divisions within a language family that have more definitive commonalities and more recent common origins. |
| Cognate | A word that has the same origin, that is derived from the same word. |
| Language Divergence | Process where discrete, new languages are eventually formed from one language. This occurs when people speaking two dialects of a language are relatively isolated from each other and have little spatial interaction. |
| Backward Reconstruction | This is tracking consonants and cognates to reconstruct elements of a prior common language; linguists can provide insight into how languages fit together and where the branches were once joined. |
| Language Convergence | This is collapsing two languages into one.. This occurs when people speaking two languages have frequent and consistent spatial interaction with each other. |
| Extinct Language | Languages become extinct either when all descendants perish , which can happen when an entire people succumb to disease or invaders, or when descendants use another language and abandon learning and speaking their native language. |
| Conquest Theory | Idea that early speakers of Proto-Indo-European left the hearth area and moved westward on horseback, overpowering earlier inhabitants and beginning the diffusion and differentiation of Indo-European tongues. |
| Agriculture Theory | The theory that the Proto-Indo-European language spread with the diffusion of agriculture. |
| Vernacular | A vernacular language is one used in everyday interaction among a group of people. |
| Lingua franca | A language used among speakers of different languages for the purposes of trade and commerce. |
| Pidgin language | When people speaking two or more languages are in contact and they combine parts of their languages in a simplified structure and vocabulary. |
| Creole Language | A pidgin language that has developed a more complex structure and vocabulary, and has become the native language of a group of people. |
| Toponym | These are place-names that allow us to see location as a place and imparts a certain character to a place. |