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.
Entry परिवृढ
परिवृढparivṛḍhaa.Firm, thick, dense
Firm, thick, dense
Ample, large.
Derived forms and compounds
-ढः A master, lord, owner, head, chief (used adjectively also); किं भुवः परिवृढा न विवोढुं तत्र तामुपनता विवदन्तेName5.42; Ku.12.58; Mv.6.25,31.48.