| caliche | (noun) nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru | - |
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| (noun) crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions | Synonyms: hardpan |
| cliche | (noun) a trite or obvious remark | Synonyms: banality, bromide, commonplace, platitude |
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| microfiche | (noun) small sheet of microfilm on which many pages of material have been photographed; a magnification system is used to read the material | - |
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| niche | (noun) an enclosure that is set back or indented | Synonyms: recess |
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| (noun) a small concavity | Synonyms: corner, recess, recession |
| (noun) a position particularly well suited to the person who or organization which occupies it | - |
| (noun) (ecology) the status of an organism within its environment and community (affecting its survival as a species) | Synonyms: ecological niche |
| pastiche | (noun) a work of art that imitates the style of some previous work | - |
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| (noun) a musical composition consisting of a series of songs or other musical pieces from various sources | Synonyms: medley, potpourri |
| postiche | (noun) something that is a counterfeit; not what it seems to be | Synonyms: fake, sham |
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| (noun) a covering or bunch of human or artificial hair used for disguise or adornment | Synonyms: false hair, hairpiece |
| quiche | (noun) a tart filled with rich unsweetened custard; often contains other ingredients (as cheese or ham or seafood or vegetables) | - |
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| seiche | (noun) a wave on the surface of a lake or landlocked bay; caused by atmospheric or seismic disturbances | - |
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