sertum
noun (1)
ser·tum
| \ ˈsərtəm\
plural serta\ -tə \
Definition of sertum
(Entry 1 of 2)
: a scientific treatise upon a collection of plants
sertum
noun (2)
plural sertums
also sertum
or sertrum
Definition of sertum (Entry 2 of 2)
: a coin of Bhutan first issued in the second half of the 20th century
Note: Most sources use sertums as a general plural, but coins show sertum for the denomination two and sertrum for five.
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