turtle ship
nounEtymology Calque of Korean 거북선 (geobukseon).
1
Historical A Korean armored warship with iron spikes on its deck, chiefly known for being used in the Imjin War (1592—1598) against the Japanese by Admiral Yi Sun-sin.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.