The Collaborative International Dictionary
Gladii
Gladius \Gla"di*us\, n.; pl. Gladii. [L., a sword.] (Zo["o]l.) The internal shell, or pen, of cephalopods like the squids.
Wiktionary
gladii
n. (plural of gladius English)
Usage examples of "gladii".
Behind him, he heard his men's stubby gladii rasp free of their brass scabbards.