From Old French jalne from Latin galbinus. Old english geolu, geolwe, from proto-germanic *gelwaz (cf. Old Saxon, Old High German gelo, Middle Dutch ghele, Dutch geel, Middle High German gel, German gelb, Old Norse gulr, Swedish gul "yellow"), from PIE *ghel- "yellow, green".
- mystery (of story, novel, movie etc), detective (of story, novel, movie etc), crime (of story, novel, etc)
giallo m (plural gialli)
- the colour yellow
- amber, yellow (traffic signals)
- mystery, (police) case
- detective fiction, detective novel, detective story; crime fiction, crime novel, crime story