Term
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Definition
| organized system of words & speech by which humans communicate |
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Term
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Definition
| different linguistic groups come into contact, very small vocab. from different languages emerge |
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Definition
| language of communication and commerce over wide area |
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Term
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Definition
| border of usage of individual term ex. whistle pig |
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Term
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Definition
10,000 languages for 1 million
6,000 languages for 7 billion people |
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Term
| spread and development of languages |
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Definition
geographic isolation
relocation diffusion |
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Term
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Definition
| the study of spatial distribution and density of people, changes in their numbers, movements, and settlement patterns |
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Term
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Definition
| total population in a defined area over total area |
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Term
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Definition
number of births over esimated mid year population times 1000
ex. (1123/30580)x10000 |
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Term
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Definition
| number of live births/ females at 14-44 years mid year population times 1000 |
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Term
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Definition
| number of live births/number of females for an age cohort midyear times 1000 |
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Term
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Definition
| # of deaths/estimated midyear population times 1000 |
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Term
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Definition
| # of death in an age group/estimated midyear population in age group times 1000 |
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Term
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Definition
political economist
impact natural selection |
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Term
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Definition
| variant of a language that has not lost mutual comprehension |
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Term
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Definition
| people sharing common ancestry & cultural tradition living as a minority in a larger society |
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Term
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Definition
| process ethnic group changes to function in host society |
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Term
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Definition
| loss of all ethnic traits, complete blending into host culture |
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Term
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Definition
| place language evolves reflects aspects of enviornment |
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