trognon

== French == === Etymology === Inherited from Old French estroigner + -on. === Pronunciation === IPA(key): /tʁɔ.ɲɔ̃/ === Noun === trognon m (plural trognons) core (of apple etc.) ==== Derived terms ==== jusqu'au trognon trognonner === Further reading === “trognon”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012 Walther von Wartburg (1928–2002), “trǔncare”, in Französisches Etymologisches Wörterbuch (in German), volume 13: To–Tyrus, page 335