n.
Pronunciation: tes- ' tü-( ˌ )d ō , - ' tyü-
Function: noun
Inflected Form: plural -dos
Etymology: Latin testudin-, testudo, literally, tortoise, tortoise shell; akin to Latin testa shell
Date: 1609
: a cover of overlapping shields or a shed wheeled up to a wall used by the ancient Romans to protect an attacking force