🇯🇵Japanese Source WordCode: JA

無糸分裂

Pronunciation / Transliteration: mishi bunretsu

🇬🇧 Direct English Meaning:
Amitosis/ˌæm.ɪˈtoʊ.sɪs/
nounCEFR C2 (Proficient)Top #45000 frequency
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🇯🇵 Example Sentence in Japanese:

"無糸分裂は直接的な細胞分裂の一つである。"

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A method of cell division characterized by the direct cleavage of the nucleus and cytoplasm without the formation of chromosomes or a mitotic spindle.

    "Amitosis is commonly observed in specialized or degenerating cells, such as those in the fetal membranes of certain mammals."
  2. 2

    Direct nuclear division resulting in uneven distribution of genetic material, contrasting with standard mitosis.

    "Unlike mitosis, which ensures equal partitioning of DNA, amitosis can lead to variable chromosome numbers within daughter cells."

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Antonyms & Contrasting Words (2)

Linguistic Origin & Historical Etymology

Derived from Modern Latin, combining the Greek prefix 'a-' meaning 'without', 'mitos' meaning 'thread' (referring to mitotic threads or chromosomes), and the suffix '-osis' denoting a process or state. Coined in the late 19th century to describe direct cell division without the formation of mitotic spindles.

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