nautilus
word
Definition
A nautilus is a sea animal with a spiral-shaped shell, related to the squid and octopus. Its distinctive shell is divided into chambers and often looks like a white and brown spiral.
Usage & Nuances
'Nautilus' is a scientific and literary term, rarely used outside biology or ocean-related topics. The word can also refer metaphorically to the shell's spiral shape, and occasionally appears in literature or ship names.
Example Sentences
The nautilus lives deep in the ocean.
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A nautilus has a beautiful spiral shell.
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We saw a picture of a nautilus in our science book.
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Have you ever seen a real nautilus up close at an aquarium?
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Many artists are inspired by the shape of the nautilus shell.
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Jules Verne named Captain Nemo’s submarine the Nautilus in his famous novel.
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