Akademik

caddisworm
noun
larva of the caddis fly; constructs a case of silk covered with sand or plant debris
Syn: ↑strawworm
Hypernyms: ↑caseworm
Member Holonyms: ↑Trichoptera, ↑order Trichoptera

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\\ˈkadə̇ˌswərm, -wə̄m\ noun
Etymology: probably alteration of obsolete cadworm, alteration of codworm
: the wormlike aquatic larva of a caddis fly that is often used as bait and lives in and carries around a cylindrical sometimes spiral case of silk covered externally with pieces of shell, fine gravel, wood, or straw

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/kad"is werrm'/, n.
the aquatic larva of a caddisfly, having an armored head and a pair of abdominal hooks, and typically living in a case built from sand or plant debris. Also called caddis, caddice, strawworm.
[1615-25; caddis (perh. pl., taken as sing., of caddy, dim. of cad larva, ghost) + WORM]

Useful english dictionary. 2012.