endurcissement

== French == === Etymology === From endurcir (“to harden”) +‎ -ment. === Pronunciation === IPA(key): /ɑ̃.dyʁ.sis.mɑ̃/ === Noun === endurcissement m (plural endurcissements) hardening; toughening hardness; toughness === Further reading === “endurcissement”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012