vrombissement

== French == === Etymology === From vrombir +‎ -isse +‎ -ment. === Pronunciation === IPA(key): /vʁɔ̃.bis.mɑ̃/ === Noun === vrombissement m (plural vrombissements) humming, whirring, whizzing === Further reading === “vrombissement”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012