Definition of hectocotylus in English:

hectocotylus

nounPlural hectocotyliˌhɛktə(ʊ)ˈkɒtɪləsˌhektōˈkäd(ə)ləs

Zoology

A modified arm used by male octopuses and some other cephalopods to transfer sperm to the female.
Example sentencesExamples
- In some cephalopods, the end of the hectocotylus snaps off and remains imbedded in the female.
- The hectocotylus is used to deliver the spermatophores (sperm-filled sacs) to the female during mating.
- In some species, the specialized arm tip may be pinched off and left in the female's mantle cavity: this is known as the hectocotylus arm.

Origin

Mid 19th century: modern Latin, from hecto- 'hundred' + Greek kotulē 'hollow thing', a name given by Cuvier to what he mistakenly took to be a genus of parasitic worms.

Definition of hectocotylus in US English:

hectocotylus

nounˌhektōˈkäd(ə)ləs

Zoology

A modified arm used by male octopuses and some other cephalopods to transfer sperm to the female.
Example sentencesExamples
- In some cephalopods, the end of the hectocotylus snaps off and remains imbedded in the female.
- The hectocotylus is used to deliver the spermatophores (sperm-filled sacs) to the female during mating.
- In some species, the specialized arm tip may be pinched off and left in the female's mantle cavity: this is known as the hectocotylus arm.

Origin

Mid 19th century: modern Latin, from hecto- ‘hundred’ + Greek kotulē ‘hollow thing’, a name given by Cuvier to what he mistakenly took to be a genus of parasitic worms.

单词	hectocotylus
释义	Definition of hectocotylus in English: hectocotylus nounPlural hectocotyliˌhɛktə(ʊ)ˈkɒtɪləsˌhektōˈkäd(ə)ləs Zoology A modified arm used by male octopuses and some other cephalopods to transfer sperm to the female. Example sentencesExamples In some cephalopods, the end of the hectocotylus snaps off and remains imbedded in the female. The hectocotylus is used to deliver the spermatophores (sperm-filled sacs) to the female during mating. In some species, the specialized arm tip may be pinched off and left in the female's mantle cavity: this is known as the hectocotylus arm. Origin Mid 19th century: modern Latin, from hecto- 'hundred' + Greek kotulē 'hollow thing', a name given by Cuvier to what he mistakenly took to be a genus of parasitic worms. Definition of hectocotylus in US English: hectocotylus nounˌhektōˈkäd(ə)ləs Zoology A modified arm used by male octopuses and some other cephalopods to transfer sperm to the female. Example sentencesExamples In some cephalopods, the end of the hectocotylus snaps off and remains imbedded in the female. The hectocotylus is used to deliver the spermatophores (sperm-filled sacs) to the female during mating. In some species, the specialized arm tip may be pinched off and left in the female's mantle cavity: this is known as the hectocotylus arm. Origin Mid 19th century: modern Latin, from hecto- ‘hundred’ + Greek kotulē ‘hollow thing’, a name given by Cuvier to what he mistakenly took to be a genus of parasitic worms.
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