名詞 meiosis:

1. (genetics) cell division that produces reproductive cells in sexually reproducing organisms; the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants)
   同義詞：miosis, reduction division
2. understatement for rhetorical effect (especially when expressing an affirmative by negating its contrary)
   同義詞：litotes

mei.o.sis

n.（名詞）
【復(fù)數(shù)】 mei.o.ses[-sôz.]
Genetics The process of cell division in sexually reproducing organisms that reduces the number of chromosomes in reproductive cells, leading to the production of gametes in animals and spores in plants.
【遺傳學(xué)】 （細(xì)胞核的）減數(shù)分裂：發(fā)生在有性生殖的生物中之細(xì)胞分裂過程，這一過程會減少生殖細(xì)胞染色體數(shù)目，從而導(dǎo)致動物配偶子和植物孢子之產(chǎn)生
Rhetorical understatement.
間接肯定法：修辭上之輕描淡寫、有節(jié)制的說法

來源：
Greek meiôsis [diminution]
希臘語 meiôsis [減少]
from meioun [to diminish]
源自 meioun [減少]
from meiôn [less] * see mei- 2
源自 meiôn [更少] *參見 mei- 2

【引伸】
meiot.ic
meiot.ically
adv.（副詞）