अतर्कatarkaa.Illogical, void of reasoning. र्कः Absence of argument or reasoning, bad logic.
[न. ब.]
कोशःDictionaries
V. S. Apte, The Practical Sanskrit–English Dictionary. Look up any word of the Gita in Devanagari, IAST or Harvard-Kyoto, or browse the headwords letter by letter.