mitosis
C2Technical/Scientific
Definition
Meaning
A process in cell division where a single cell divides to produce two genetically identical daughter cells, involving the separation of duplicated chromosomes.
Used metaphorically to refer to any process of replication, duplication, or splitting into similar parts, especially in a rapid or uncontrolled manner.
Linguistics
Semantic Notes
Primarily used in biological contexts. The metaphorical extension is relatively rare and typically found in literary, sociological, or business analyses describing rapid, self-replicating growth.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or spelling. Pronunciation differs slightly in the vowel of the first syllable.
Connotations
Identical technical connotations in scientific discourse. In metaphorical use, the same implications of mechanistic, inevitable, or exponential replication apply.
Frequency
Equally low-frequency in general English but standard and frequent in biological sciences in both regions.
Vocabulary
Collocations
Grammar
Valency Patterns
NOUN + undergoes/enters + mitosismitosis + occurs in + NOUNmitosis + is + ADJECTIVEthe + mitosis + of + NOUNVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “[rare] "like mitosis" - implying rapid, self-replicating growth.”
Usage
Context Usage
Business
Rare. Could be used metaphorically in strategy discussions: 'The franchise spread through the region with the efficiency of mitosis.'
Academic
Core term in biology and life sciences. Used precisely to describe a specific phase of the cell cycle.
Everyday
Extremely rare. Likely only used by someone explaining a biological concept.
Technical
Standard, precise term in cell biology, genetics, oncology, and related fields.
Examples
By Part of Speech
verb
British English
- The cultured cells will begin to mitose within 24 hours.
- The nucleus mitosed successfully.
American English
- The cells began to mitose after stimulation.
- Cancer cells can mitose uncontrollably.
adverb
British English
- The chromosomes separated mitotically.
- The process proceeded mitotically without error.
American English
- The cell divided mitotically.
- Genes expressed mitotically.
adjective
British English
- The mitotic spindle is clearly visible.
- We observed several mitotic figures.
American English
- Mitotic activity was high in the sample.
- The drug inhibits mitotic progression.
Examples
By CEFR Level
- Mitosis is how our bodies grow and repair themselves.
- In biology class, we learned about mitosis in cells.
- The four main stages of mitosis are prophase, metaphase, anaphase, and telophase.
- During mitosis, the nuclear membrane breaks down.
- The researchers quantified mitotic indices to assess the tumour's proliferation rate.
- Errors in mitosis can lead to aneuploidy and are a hallmark of many cancers.
Learning
Memory Aids
Mnemonic
Imagine a cell committing to a task and saying, 'It's time to split.' The 'mit' in mitosis sounds like 'might' as in 'I might split,' and 'osis' is a common suffix for processes.
Conceptual Metaphor
CELL DIVISION IS DUPLICATION; GROWTH IS CELL DIVISION (when used metaphorically).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with "мейоз" (meiosis), which is a different type of cell division.
- The Russian term "митоз" is a direct cognate, so the meaning transfers directly in scientific contexts.
Common Mistakes
- Using 'mitosis' to refer to all cell division (it's specifically for somatic cells, unlike meiosis for gametes).
- Pronouncing it /mɪˈtoʊsɪs/ (with a short 'i') is a common learner error.
- Misspelling as 'mytosis' or 'mitoses' (plural is 'mitoses').
Practice
Quiz
Which of the following is a direct result of mitosis?
FAQ
Frequently Asked Questions
Mitosis produces two genetically identical diploid somatic cells for growth and repair. Meiosis produces four genetically unique haploid gametes (sperm/egg) for sexual reproduction.
Yes, though it's less common. The verb is 'to mitose' (e.g., 'The cell began to mitose'). The related adjective 'mitotic' is far more frequent.
Not exactly. Mitosis is specifically the division of the nucleus. The entire process of cell division (cytokinesis) includes mitosis followed by the splitting of the cytoplasm.
It comes from the Greek word 'mitos', meaning 'thread', referring to the thread-like appearance of chromosomes during the process, combined with the suffix '-osis' indicating a process.