| slovo | definícia |
antherozoid
(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] |
Antherozoid
(gcide) | Antherozoid \An`ther*o*zoid\, Antherozooid \An`ther*o*zoo"id\,
n. [Gr. ? flowery + ? animal + -oid. See Zooid.] (Bot.)
One of the mobile male reproductive bodies in the antheridia
of cryptogams.
[1913 Webster] |
antherozoid
(wn) | antherozoid
n 1: a motile male gamete of a plant such as an alga or fern or
gymnosperm [syn: antherozoid, spermatozoid] |
| | podobné slovo | definícia |
Antherozoid
(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]Antherozoid \An`ther*o*zoid\, Antherozooid \An`ther*o*zoo"id\,
n. [Gr. ? flowery + ? animal + -oid. See Zooid.] (Bot.)
One of the mobile male reproductive bodies in the antheridia
of cryptogams.
[1913 Webster] |
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