Mid 19th century; earliest use found in John Lindley (1799–1865), botanist and horticulturist. From French taxologie, irregularly from ancient Greek τάξις arrangement, order + French -o- + -logie.
Definition of taxology in US English:
taxology
nountakˈsɒlədʒi
Biology
Taxonomy.
Origin
Mid 19th century; earliest use found in John Lindley (1799–1865), botanist and horticulturist. From French taxologie, irregularly from ancient Greek τάξις arrangement, order + French -o- + -logie.