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Webster 1913 Edition
Oryctology
Orˊyc-tol′o-gy
,Noun.
 [Gr. 
ὀρυκτόσ 
dug + -logy
: cf. F. oryctologie
.] 1. 
An old name for paleontology. 
2. 
An old name for mineralogy and geology. 
Webster 1828 Edition
Oryctology
ORYCTOL'OGY
,Noun.