Alice was a woman of indomitable spirit.indomitablein‧dom‧i‧ta‧ble /ɪnˈdɒmətəbəl $ ɪnˈdɑː-/ adjective formal 
an indomitable old ladyindomitable spirit/will/courage etc Alice was a woman of indomitable spirit.
WORD ORIGINindomitable
Origin:
1600-1700 Late Latin indomitabilis, from Latin domitare ‘to control the behavior of’EXAMPLES FROM OTHER DICTIONARIES
- an indomitable will to succeed
COLLOCATIONS FROM THE ENTRY Alice was a woman of indomitable spirit.COLLOCATIONS FROM OTHER ENTRIES
having great determination or courage: Alice was a woman of indomitable spirit. (=a strong will which means you do not give in)· The indomitable will of the people remains the core strength of democracy.
COLLOCATIONS FROM THE CORPUSNOUN· The chief inspector suddenly understood that the historian's self-important but indomitable spirit was housed in a broken body.· Alice Fernie was a woman of indomitable spirit.· Her indomitable spirit is testament enough to her working class, Liverpudlian roots.
· None of his victories was more characteristic of his indomitable will to win than his first success in the Arlington Million.
an indomitable old ladyindomitable spirit/will/courage etc Alice was a woman of indomitable spirit.