STEADFASTNESS, STEDFASTNESS noun1. Firmness of standing; fixedness in place.2. Firmness of mind or purpose; fixedness in principle; constancy; resolution; as the STEDFASTNESS of faith. He adhered to his opinions with steadfastness.Origin and history of
steadfast
steadfast(adj.)
Middle English
stedfast, of persons, "unshakable, stubborn, resolute; firm and fixed in purpose, faith, etc." (c. 1200), from Old English
stedefæst "secure in position, steady, firm in its place," from
stede "place, position" (see
stead) +
fæst (see
fast (adj.)).
Similar formation in Middle Low German
stedevast, Old Norse
staðfastr "steadfast, firm; faithful, staunch, firm in one's mind." Related:
Steadfastly,
steadfastness.