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单词 mantle
释义 mantle
[`mant·ǝl]
ANATOMY
Collectively, the convolutions, corpus callosum, and fornix of the brain.
BIOLOGY
An enveloping layer, as the external body wall lining the shell of many invertebrates, or the external meristematic layers in a stem apex.
ENGINEERING
A lacelike hood or envelope (sack) of refractory material which, when positioned over a flame and heated to incandescence, gives light.
GEOLOGY
The intermediate shell zone of the earth below the crust and above the core (to a depth of 2160 miles or 3480 kilometers).
METALLURGY
That part of the outer wall and casing of a blast furnace located above the hearth.
VERTEBRATE ZOOLOGY
The back and wing plumage of a bird if distinguished from the rest of the plumage by a uniform color.
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