"of the nature of a self-evident truth," 1797, from Greek axiomatikos, from axioma (genitive axiomatos); see axiom. The form axiomatical is attested from 1580s.
Entries linking to axiomatic
axiom n.
"statement of self-evident truth," late 15c., from French axiome, from Latin axioma, from Greek axioma "authority," literally "that which is thought worthy or fit," from axioun "to think worthy," from axios "worthy, worth, of like value, weighing as much" (from PIE adjective *ag-ty-o- "weighty," from root *ag- "to drive, draw out or forth, move").
Axioms in philosophy are not axioms until they are proved upon our pulses. [Keats, letter, May 3, 1818]