nautilus – מילון אנגלי-אנגלי
nautilus
n.
shellfish native to warm seas having pale delicate coiled shells
Nautilus
The
nautilus (from the Latin form of the original
Greek ναυτίλος, 'sailor') is a
pelagic marine
mollusc of the
cephalopod family Nautilidae, the sole extant family of the superfamily
Nautilaceae and of its smaller but near equal suborder,
Nautilina.
nautilus
Noun
1. a submarine that is propelled by nuclear power
(synonym) nuclear submarine, nuclear-powered submarine
(hypernym) submarine, pigboat, sub, U-boat
2. cephalopod mollusk of warm seas whose females have delicate papery spiral shells
(synonym) paper nautilus, Argonaut, Argonauta argo
(hypernym) octopod
(member-holonym) Argonauta, genus Argonauta
3. cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions
(synonym) chambered nautilus, pearly nautilus
(hypernym) cephalopod, cephalopod mollusk
(member-holonym) genus Nautilus
Nautilus
(n.)
The only existing genus of tetrabranchiate cephalopods. About four species are found living in the tropical Pacific, but many other species are found fossil. The shell is spiral, symmetrical, and chambered, or divided into several cavities by simple curved partitions, which are traversed and connected together by a continuous and nearly central tube or siphuncle. See Tetrabranchiata.
(n.)
The argonaut; -- also called paper nautilus. See Argonauta, and Paper nautilus, under Paper.
(n.)
A variety of diving bell, the lateral as well as vertical motions of which are controlled, by the occupants.
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter.
About
nautilus
n.
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