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Definition of Spermatozoid
1. Noun. A motile male gamete of a plant such as an alga or fern or gymnosperm.
Definition of Spermatozoid
1. n. 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 spermatozoön. In plants the more usual term is antherozoid.
Definition of Spermatozoid
1. Noun. (biology) A motile, ciliated male gamete produced in the antheridium of an alga, fern or gymnosperm ¹
¹ Source: wiktionary.com
Definition of Spermatozoid
1. [n -S]
Medical Definition of Spermatozoid
1.
Literary usage of Spermatozoid
Below you will find example usage of this term as found in modern and/or classical literature:
1. Fecundation in Plants by David Myers Mottier (1904)
"In 1897 Webber described the development of the cilia-bearer in the spermatozoid
mother-cell of Zamia, and gave to it the name bleph- FIG. S1. ..."
2. Fecundation in Plants by David Myers Mottier (1904)
"In 1897 Webber described the development of the cilia-bearer in the spermatozoid
mother-cell of Zamia, and gave to it the name ..."
3. Handbook of Practical Botany: For the Botanical Laboratory and Private Student by Eduard Strasburger, William Hillhouse (1900)
"One spermatozoid after another thus escapes. We follow individuals in the ...
During these last stages of the movement, the form of the spermatozoid is not ..."
4. The Eusporangiatae: The Comparative Morphology of the Ophioglossaceae and by Douglas Houghton Campbell (1911)
"In the older stages of the spermatozoid, the nucleus in the former species is
decidedly more elongated and more sharply pointed at both ends (plate I, fig. ..."
5. The Eusporangiatae: The Comparative Morphology of the Ophioglossaceae and by Douglas Houghton Campbell (1911)
"In the older stages of the spermatozoid, the nucleus in the former species is
decidedly more elongated and more sharply pointed at both ends (plate I, fig. ..."
6. Organography of Plants, Especially of the Archegoniata and Spermaphyta by Karl Goebel, Isaac Bayley Balfour (1905)
"THE spermatozoid. The antheridium is the seat of formation of the spermatozoids,
which in the Bryophyta have uniformly two cilia—they are ..."
7. The Structure and Development of Mosses and Ferns (Archegoniatae). by Douglas Houghton Campbell (1905)
"Just before the differentiation of the body of the spermatozoid begins, ...
As the body of the spermatozoid grows in length it becomes more and more ..."
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