| 释义 |
-an
I. noun suffix
or -ian also -ean
(-s)
Etymology: -an & -ian from Middle English -an, -ian, -ien, from Old French & Latin; Old French -ien, from Latin -ianus, from -i- + -anus, from -anus, adjective suffix; -ean from such words as Mediterranean, European
1. : one that is of or belonging to
< American >
< Bostonian >
2. : one skilled in or specializing in — especially in derivatives from nouns ending in -ic or -ics, in the latter case with loss of -s
< dialectician >
< phonetician >
< statistician >
3. : one belonging to a (specified) zoological group
< crustacean >
< mammalian >
< crocodilian >
II. adjective suffix
or -ian also -ean
Etymology: -an & -ian from Middle English -an, -ian, -ien, from Old French & Latin; Old French -ien, from Latin -ianus, from -i- + -anus; -ean from such words as Mediterranean, European
1. : of or belonging to
< American >
< Floridian >
< Wesleyan >
2. : characteristic of : resembling
< Mozartean >
< Shavian >
3. : of or belonging to a (specified) geologic period, epoch, or series
< Cambrian >
III. noun suffix
(-s)
Etymology: International Scientific Vocabulary -an, -ane, alteration of -ene, -ine, & -one
1. : unsaturated carbon compound
< tolan C6H5C≡CC6H5 >
< urethan >
— especially in names of heterocyclic compounds
< furan >
< alloxan >
— compare -ane
2.
a. : anhydride representing a polymer of a carbohydrate — usually replacing final -ose of the carbohydrate name
< xylan >
< dextran >
less often replacing final -e
< pentosan >
b. : intramolecular anhydride of a carbohydrate — replacing final -e of the carbohydrate name
< β-glucosan > |