Word Study
opinionative |
opinionator |
opinioned |
opinionist |
opiparous |
opisometer
| opisthion
| opisthobranchia
| opisthobranchiata
| opisthobranchiate
| opisthocœlian
opisometer
CIDE DICTIONARY
opisometer, n. [Gr. backwards + -meter.].
An instrument with a revolving wheel for measuring a curved line, as on a map. [1913 Webster]
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