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test marketing
test match
test paper
test pattern
test pilot
test-screening
test tube
test-tube
test-tube baby
testa
testaceous
testae
Testament
testament
testamentary
testamentary trust
testate
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test (2)
test [ test ] (plural tests)


noun 
Definition:
 
outer covering: the hard outer covering or shell of some invertebrates, e.g. mollusks and crustaceans
[Mid-16th century. < Latin testa "tile, shell"]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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