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tetrad

XDict

n. 四个,四个一组,四分染色体

PyDict

四个,四个一组,四分染色体

Taiwan MOE computer dictionary (moecomp)

tetrad
四元群

WordNet (r) 3.0 (2006) (WordNet)

tetrad
n 1: the cardinal number that is the sum of three and one [synonym:
{four}, {4}, {IV}, {tetrad}, {quatern}, {quaternion},
{quaternary}, {quaternity}, {quartet}, {quadruplet},
{foursome}, {Little Joe}]

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

Tetrad \Tet"rad\, n. [L. tetras, -adis, Gr. ?, ?: cf. F.
t['e]trade.]
1. The number four; a collection of four things; a
quaternion.
[1913 Webster]

2. (Chem.) A tetravalent or quadrivalent atom or radical; as,
carbon is a tetrad.
[1913 Webster] Tetradactyl

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英文字典中文字典相关资料:

TETRAD Definition Meaning - Merriam-Webster
The meaning of TETRAD is a group or arrangement of four How to use tetrad in a sentence
Tetrad - Wikipedia
This disambiguation page lists articles associated with the title Tetrad If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article
Tetrad | chromosome | Britannica
A tetrad refers to a group of four synapsed chromatids that become visible during the pachytene stage of meiotic prophase This structure is formed when homologous chromosomes pair up during meiosis
Tetrad (area) - Wikipedia
A tetrad is an area 2 km x 2 km square The term refers to any of the 25 such squares which make up a standard hectad [1] The term comes from the Greek word tetras meaning "four" [2]
Tetrad - definition of tetrad by The Free Dictionary
a group of four; four things regarded together as a single object or thought Example: Great Tetrad of senior wranglers, 1898 Dictionary of Collective Nouns and Group Terms
What Are Tetrads and Why Are They Important? - ScienceInsights
Tetrads are temporary structures that form during meiosis, the specialized cell division process that creates reproductive cells (gametes) This four-part assembly is important because it allows for the precise shuffling of genetic material, which drives heredity and variation
Tetrad Definition and Examples - Biology Online Dictionary
Tetrad in the largest biology dictionary online Free learning resources for students covering all major areas of biology
What Is a Tetrad and Why Is It Important? - Biology Insights
A tetrad is a structure that forms during meiosis, a type of cell division involved in sexual reproduction It consists of four chromatids, duplicated DNA strands
Tetrad - Definition, Meaning Synonyms | Vocabulary. com
A tetrad is a group of four things If you've ordered four pizzas for dinner, you can announce that you are serving a tetrad of pizzas
TETRAD Definition Meaning | Dictionary. com
You can use the noun tetrad to talk about a set of four numbers in math, or a group of four things in various branches of science — one kind of tetrad is a group of four spores in one specific type of yeast It's more common in non-scientific speech to say quartet or quadruplet

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