d'acier
French
Pronunciation
IPA
(key)
:
/d‿a.sje/
Adjective
d'
acier
(
invariable
)
(
figuratively
)
of
steel
,
rock solid
(
extremely resistant
)
Synonyms:
en béton
,
à toute épreuve
un mental
d'acier
―
a mind
of steel
See also
de fer