marked by firm determination or resolution; not shakable; "firm convictions"; "a firm mouth"; "steadfast resolve"; "a man of unbendable perseverence"; "unwavering loyalty"
If someone is steadfast in something that they are doing, they are convinced that what they are doing is right and they refuse to change it or to give up. He remained steadfast in his belief that he had done the right thing
steadfastness
Silbentrennung
stead·fast·ness
Türkische aussprache
stedfästnıs
Aussprache
/ˈstedˌfastnəs/ /ˈstɛdˌfæstnəs/
Etymologie
[ 'sted-"fast also -f& ] (adjective.) before 12th century. Middle English stedefast, from Old English stedefæst, from stede + fæst fixed, fast.