Teredo

Teredo may refer to:


 * Teredo (bivalve), a genus of shipworms that bores holes in the wood of ships
 * Teredo wood, a form of fossilized wood showing marks of shipworm damage
 * Coleophora teredo, a moth of family Coleophoridae
 * Teredo tunneling, a protocol in computer communications for transmission of IPv6 datagrams
 * HMS Teredo (P338), a British submarine