Definition of selachian in English:

selachian

noun sɪˈleɪkɪənsəˈleɪkiən

Zoology

An elasmobranch fish of a group that comprises the sharks and dogfishes.
板鳃类鱼，软骨鱼
The former group Selachii, subclass Elasmobranchii: now treated as one, two, or three superorders
Example sentencesExamples
- Those produced by the hypochordal lobe of the caudal fin of selachians and early bony fishes have been studied in detail.
- Lack of neural spine is consistent with selachians (a group of vertebrates which includes sharks and rays).
- Fish included many elasmobranchs as well as osteichthyes such as palaeoniscoids, dipnoi, selachians, and crossopterygians, together with the ancient acanthodians.

adjective sɪˈleɪkɪənsəˈleɪkiən

Zoology

Relating to the selachians.
（与）软骨鱼（有关）的，板鳃类鱼的
Example sentencesExamples
- The A. alatus specimens were collected from tuffaceous fine-grained sandstones that overlay the very fossiliferous yellowish tuffs containing abundant remains of bivalves, echinoids, whale vertebrae, and selachian teeth.

Origin

Mid 19th century: from modern Latin Selachii (from Greek selakhos 'shark') + -an.

Definition of selachian in US English:

selachian

nounsəˈleɪkiənsəˈlākēən

Zoology

An elasmobranch fish of a group that comprises the sharks and dogfishes.
板鳃类鱼，软骨鱼
The former group Selachii, subclass Elasmobranchii: now treated as one, two, or three superorders
Example sentencesExamples
- Fish included many elasmobranchs as well as osteichthyes such as palaeoniscoids, dipnoi, selachians, and crossopterygians, together with the ancient acanthodians.
- Those produced by the hypochordal lobe of the caudal fin of selachians and early bony fishes have been studied in detail.
- Lack of neural spine is consistent with selachians (a group of vertebrates which includes sharks and rays).

adjectivesəˈleɪkiənsəˈlākēən

Zoology

Relating to the selachians.
（与）软骨鱼（有关）的，板鳃类鱼的
Example sentencesExamples
- The A. alatus specimens were collected from tuffaceous fine-grained sandstones that overlay the very fossiliferous yellowish tuffs containing abundant remains of bivalves, echinoids, whale vertebrae, and selachian teeth.

Origin

Mid 19th century: from modern Latin Selachii (from Greek selakhos ‘shark’) + -an.

词汇	selachian
释义	Definition of selachian in English: selachian noun sɪˈleɪkɪənsəˈleɪkiən Zoology An elasmobranch fish of a group that comprises the sharks and dogfishes. 板鳃类鱼，软骨鱼 The former group Selachii, subclass Elasmobranchii: now treated as one, two, or three superorders Example sentencesExamples Those produced by the hypochordal lobe of the caudal fin of selachians and early bony fishes have been studied in detail. Lack of neural spine is consistent with selachians (a group of vertebrates which includes sharks and rays). Fish included many elasmobranchs as well as osteichthyes such as palaeoniscoids, dipnoi, selachians, and crossopterygians, together with the ancient acanthodians. adjective sɪˈleɪkɪənsəˈleɪkiən Zoology Relating to the selachians. （与）软骨鱼（有关）的，板鳃类鱼的 Example sentencesExamples The A. alatus specimens were collected from tuffaceous fine-grained sandstones that overlay the very fossiliferous yellowish tuffs containing abundant remains of bivalves, echinoids, whale vertebrae, and selachian teeth. Origin Mid 19th century: from modern Latin Selachii (from Greek selakhos 'shark') + -an. Definition of selachian in US English: selachian nounsəˈleɪkiənsəˈlākēən Zoology An elasmobranch fish of a group that comprises the sharks and dogfishes. 板鳃类鱼，软骨鱼 The former group Selachii, subclass Elasmobranchii: now treated as one, two, or three superorders Example sentencesExamples Fish included many elasmobranchs as well as osteichthyes such as palaeoniscoids, dipnoi, selachians, and crossopterygians, together with the ancient acanthodians. Those produced by the hypochordal lobe of the caudal fin of selachians and early bony fishes have been studied in detail. Lack of neural spine is consistent with selachians (a group of vertebrates which includes sharks and rays). adjectivesəˈleɪkiənsəˈlākēən Zoology Relating to the selachians. （与）软骨鱼（有关）的，板鳃类鱼的 Example sentencesExamples The A. alatus specimens were collected from tuffaceous fine-grained sandstones that overlay the very fossiliferous yellowish tuffs containing abundant remains of bivalves, echinoids, whale vertebrae, and selachian teeth. Origin Mid 19th century: from modern Latin Selachii (from Greek selakhos ‘shark’) + -an.
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