Definitions
from The Century Dictionary.
- noun In ichthyology, same as
sphenotic and proötic.
Etymologies
Sorry, no etymologies found.
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Examples
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The Petrous Ganglion (ganglion petrosum; inferior ganglion) is larger than the superior and is situated in a depression in the lower border of the petrous portion of the temporal bone.
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This membrane is stretched over a cavity in the bone, called the os petrosum, which cavity is called the tympanum, or drum of the ear, which is of a rounded figure, divided in its middle by a promontory, and continued backwards to the cells of the mastoid bone.
Popular Lectures on Zoonomia Or The Laws of Animal Life, in Health and Disease Thomas Garnett 1784
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a round cavity in a hard part of the os petrosum; secondly, the semicircular canals, so called from their shape, which however is not exactly semicircular; thirdly, the cochlea, which is a beautifully convoluted canal, like the shell of a snail.
Popular Lectures on Zoonomia Or The Laws of Animal Life, in Health and Disease Thomas Garnett 1784
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