| pearly nautilus | |
| —n | |
| Compare paper nautilus Also called: chambered nautilus any of several cephalopod molluscs of the genus Nautilus, esp N. pompilius, of warm and tropical seas, having a partitioned pale pearly external shell with brown stripes | |
| a gadget; dingus; thingumbob. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |