Online Google Dictionary

cephalopods 中文解釋 wordnet sense Collocation Usage Collins Definition
Noun
/ˈsefələˌpäd/,
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cephalopods, plural;
  1. An active predatory mollusk of the large class Cephalopoda, such as an octopus or squid

  1. (cephalopod) marine mollusk characterized by well-developed head and eyes and sucker-bearing tentacles
  2. (cephalopod) relating or belonging to the class Cephalopoda
  3. (cephalopod) Marine mollusks including squids, cuttlefish, and octopuses that travel by expelling jets of water [LCOTE]
  4. (cephalopod) the class of marine invertebrates that includes squid, octopus, cuttlefish and others.
  5. (Cephalopod) A mollusc with one long shell.
  6. (Cephalopod) A mollusk that has a tubular siphon under its head, a group of legs with suckers around the head, highly developed eyes, and a sack of ink that may be ejected for concealment or defense. Octopus, squids and cuttlefish belong to this group.
  7. (cephalopod (n)) Any of a class of marine mollusks having a distinct head with highly developed eyes and varying numbers of arms (with suckers), attached to the head about the mouth; e.g., octopus, squid, etc.
  8. (cephalopod) One of the Cephalopoda. A marine invertebrate characterized by a head surrounded by tentacles and, in most fossil forms, by the presence of a straight or spirally coiled, calcareous shell divided into numerous interior chambers; ranges in age from Cambrian to present.
  9. (cephalopod) a class of animals in the phylum Mollusca. These animals are invertebrates with two basic body parts, a head and a mantle. A cephalopod has a well-developed brain, and a circulatory system with three hearts, veins, and arteries. ...
  10. (Cephalopoda). (See Cephalopod size.) While generally much smaller than the giant Architeuthis and Mesonychoteuthis, the largest of the octopuses, the Giant Pacific Octopus (Enteroctopus dofleini), can be very large. ...
  11. The highest class of the Mollusca, or Soft-bodied animals, characterised by having the mouth surrounded by a greater or less number of fleshy arms or tentacles, which, in most living species, are furnished with sucking-cups. (Examples, Cuttle-fish, Nautilus.)
  12. literally ‘head-foot’; animals like squid and octopus in which the tentacles converge at the head.
  13. are any of the species of mollusks assigned to the taxonomic class cephalopoda (meaning "head-footed"). People usually think of a squid, but there are many kinds in this class including the nautilus, octopus, and cuttlefish.