English-Thai Dictionary
testaceous
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Webster's 1828 Dictionary
TESTACEOUS
a.[L. testaceus, from testa, a shell. The primary sense of testa, testis, testor, etc. is to thrust or drive; hence the sense of hardness, compactness, in testa and testis; and hence the sense of attest, context, detest, testator, testament, all implying a sending, driving, etc. ] Pertaining to shells; consisting of a hard shell, or having a hard continuous shell.
Testaceous animals are such as have a strong thick entire shell, as oysters and clams; and are thus distinguished from crustaceous animals, whose shells are more thin and soft, and consist of several pieces jointed, as lobsters.
Testaceous medicines, are all preparations of shells and like substances, as the powders of crabs' claws, pearl, etc.
Webster's 1913 Dictionary
TESTACEOUS
Tes *ta "ceous, a. Etym: [L. testaceus, fr. testa a shell. See Testa. ]
1. Of or pertaining to shells; consisted of a hard shell, or having a hard shell.
2. (Bot. & Zoöl.)
Defn: Having a dull red brick color or a brownish yellow color. Testaceous animals (Zoöl.), animals having a firm, calcareous shell, as oysters and clams, thus distinguished from crustaceous animals, whose shells are more thin and soft, and consist of several joints,or articulations, as lobsters and crabs.
New American Oxford Dictionary
testaceous
tes ta ceous |teˈstāSHəs tɛˈsteɪʃəs | ▶adjective chiefly Entomology of a dull brick-red color. ORIGIN mid 17th cent.: from Latin testaceus (from testa ‘tile ’) + -ous .
Oxford Dictionary
testaceous
testaceous |tɛˈsteɪʃəs | ▶adjective chiefly Entomology of a dull brick-red colour. ORIGIN mid 17th cent.: from Latin testaceus (from testa ‘tile ’) + -ous .
The Wordsmith Dictionary