Definition of Nautiloid

1. a. Like or pertaining to the nautilus; shaped like a nautilus shell.

Definition of Nautiloid

1. Adjective. (zoology) Resembling a nautilus. ¹

2. Noun. Any mollusc or shell of the genus ''Nautilus'' or family Nautilidae. ¹

¹ Source:

Definition of Nautiloid

1. [n -S]

Medical Definition of Nautiloid

1. Like or pertaining to the nautilus; shaped like a nautilus shell. A mollusk, or shell, of the genus Nautilus or family Nautilidae. Origin: Nautilus: cf. F. Nautiloide. (19 Mar 1998)

Nautiloid Pictures

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Lexicographical Neighbors of Nautiloid

nautical chain
nautical linear unit
nautical mile
nautical miles
nautical signal flag
nautical twilight
nautiloid (current term)
naval academy
naval architect
naval architects
naval attache
naval battle
naval blockade

Literary usage of Nautiloid

Below you will find example usage of this term as found in modern and/or classical literature:

1. Nature by Norman Lockyer (1878)
"The closed chambers of the nautiloid shell are all filled with clear, crystalline, calcareous spar. The acidulated water, acting upon the calcareous ..."

2. List of the Types and Figured Specimens of Fossil Cephalopoda in the British by George Charles Crick, British Museum (Natural History) (1898)
"[C. 842 cj Mandible of nautiloid, upper, AH Foord, Cat. Foes. Ceph., British Museum, pt. ii, 1891, p. 368, ff. 79 e, f, g. Neocomian ? : S. of France. ..."

3. A Treatise on Comparative Embryology by Francis Maitland Balfour (1880)
"nautilus-like ancestor), which, like the nautiloid shell of Spirula, has become enclosed by growths of the mantle, and unlike the shell of Spirula, ..."

4. The Natural History Review: A Quarterly Journal of Biological Science by Armagh Natural History and Philosophical Society, Belfast Natural History and Philosophical Society, Cork Scientific and Literary Society, Cuvierian Society of Cork, Dublin University Zoological and Botanical Association, Literary and Scientific Instit (1854)
"nautiloid' (equilateral), when all the whorls He in the same plane ; Much more ... The nautiloid spiral " what may be termed the alar prolongations of the ..."

5. Geological Magazine by Henry Woodward (1890)
"The test of the nautiloid stage (Fig. F, n) is generally transversely ... The septa are of two kinds: a, regular or nautiloid septa; b, Sigmoid septa. ..."

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