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(Animals) another name for a caddisworm
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||caseworm - insect larva that constructs a protective case around its body|
caddisworm, strawworm - larva of the caddis fly; constructs a case of silk covered with sand or plant debris
larva - the immature free-living form of most invertebrates and amphibians and fish which at hatching from the egg is fundamentally unlike its parent and must metamorphose
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