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spermatozoon

n. 精蟲,精子

精蟲,精子

WordNet (r) 3.0 (2006) (WordNet)

spermatozoon
n 1: the male reproductive cell; the male gamete; "a sperm is
mostly a nucleus surrounded by little other cellular
material" [synonym: {sperm}, {sperm cell}, {spermatozoon},
{spermatozoan}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Spermatozoid \Sper`ma*to*zo"id\, n. [Spermatozoon Gr. e'i^dos
form.] (Biol.)
The male germ cell in animals and plants, the essential
element in fertilization; a microscopic animalcule-like
particle, usually provided with one or more cilia by which it
is capable of active motion. In animals, the familiar type is
that of a small, more or less ovoid head, with a delicate
threadlike cilium, or tail. Called also {spermatozoon}. In
plants the more usual term is {antherozoid}.
[1913 Webster]

Spermatozoon \Sper`ma*to*zo"on\, n.; pl. {Spermatozoa}. [NL.,
fr. Gr. ???, sperm zo^,on an animal.] (Biol.)
Same as {Spermatozoid}.
[1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0 (moby-thesaurus)

33 Moby Thesaurus words for "spermatozoon":
Anlage, androcyte, antheridium, antherozoid, bud, egg, embryo,
germ, germen, loins, male gamete, milt, nucleus, ovum, pollen,
protein, rudiment, scum, seed, semen, seminal fluid, sperm,
sperm cell, spermagonium, spermatic fluid, spermatid,
spermatiophore, spermatium, spermatocyte, spermatogonium,
spermatophore, spermatozoa, spermatozoid

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英文字典中文字典相關資料:

Sperm - Wikipedia
The spermatozoon is characterized by a minimum of cytoplasm and the most densely packed DNA known in eukaryotes Compared to mitotic chromosomes in somatic cells, sperm DNA is at least sixfold more highly condensed
Sperm Cell: Structure, Parts, Diagram, and Functions
The sperm cell, also known as the spermatozoon, is the male reproductive cell produced from the male reproductive organ It unites with the female egg cell to produce a diploid zygote The sperm cells are formed through the process of spermatogenesis in the seminiferous tubules of the testes
Spermatozoa: Anatomy and function | Kenhub
The term spermatozoa (singular: spermatozoon), also known as sperm, refers to the male sex cells or gametes They are formed through the process of spermatogenesis, which begins at puberty with the proliferation progenitor (stem) cells called spermatogonia
Spermatozoon | definition of spermatozoon by Medical dictionary
The developmental stages of the germ cell are the spermatogonium, spermatocyte, spermatid, and finally spermatozoon When mature, the spermatozoa are carried in the semen
Sperm | Definition, Function, Life Cycle, Facts | Britannica
sperm, male reproductive cell, produced by most animals With the exception of nematode worms, decapods (e g , crayfish), diplopods (e g , millipedes), and mites, sperm are flagellated; that is, they have a whiplike tail In higher vertebrates, especially mammals, sperm are produced in the testes
Molecular Biology of Spermatozoa - PMC
The spermatozoon is a very special cell; it is generated in the male reproductive tract and has to travel to the female reproductive tract, of another individual, to fertilize an egg
Sperm Cell – Definition, Structure, Functions - Biology Notes Online
It is a haploid cell containing half the number of chromosomes and is designed to fertilize a female egg cell, leading to the formation of a diploid zygote Sperm cells are motile, characterized by a flagellum, which enables movement towards the egg during fertilization
SPERMATOZOON Definition Meaning - Merriam-Webster
The meaning of SPERMATOZOON is a motile male gamete of an animal usually with rounded or elongated head and a long posterior flagellum
Human Sperm Cell Anatomy: Detailed Labeled Structure of Spermatozoa
The human sperm cell, known scientifically as a spermatozoon, is a highly specialized cell critical to human reproduction, designed to deliver genetic material to the ovum
What Is a Spermatozoan and What Is Its Function?
Spermatozoa are continuously produced in the testes through spermatogenesis This process begins at puberty and involves the division and differentiation of progenitor cells called spermatogonia within the seminiferous tubules

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