volonté de fer

== French == === Pronunciation === IPA(key): /də fɛʁ/ === Adjective === de fer (invariable) (heraldry, rare) iron, Eisenfarbe (a grey tincture) (figuratively) strong, resilient, iron avoir une santé de fer ― to be in excellent health, to have a cast-iron constitution avoir une volonté de fer ― to have a will of iron, an unbending will, an iron determination ==== See also ==== d'acier d'airain