meiosis
/mai'ousis/
Học thuậtThân thiện
Definition
- Noun:
- A rhetorical understatement, especially one using negation of the opposite to express an affirmative: "Meiosis" is a figure of speech where something is intentionally presented as less important or smaller than it really is, often by denying its contrary.
- A type of cell division in sexually reproducing organisms that reduces the chromosome number by half, producing gametes (like eggs and sperm) or spores: In biology, "meiosis" is the process where a single cell divides twice to produce four cells with half the original genetic material.
Usage Examples
- Noun (Rhetoric):
- Describing the massive project as "a bit of work" is a classic meiosis.
- Saying "It's not bad" after a fantastic performance is a form of meiosis.
- Noun (Biology):
- Meiosis is essential for sexual reproduction, ensuring genetic diversity.
- During meiosis, homologous chromosomes separate, reducing the diploid number to haploid.
Advanced Usage
- As a technical term in literary criticism: The term is used to analyze a writer's style of deliberate understatement.
- The author's frequent use of meiosis creates a tone of dry humor.
- In detailed biological contexts: Often discussed in stages (Prophase I, Metaphase I, Anaphase I, Telophase I, and then Meiosis II).
- Crossing over, an exchange of genetic material, occurs during prophase I of meiosis.
Variants and Related Words
- Meiotic (adj): Pertaining to or involving meiosis.
- The meiotic division was observed under the microscope.
- Litotes (n): A specific form of meiosis that uses negative wording to express a positive (e.g., "not unhappy" meaning "happy").
- Litotes is a common subtype of meiosis.
Synonyms
- Understatement (for the rhetorical meaning): The general act of making something seem less significant.
- Reduction division (for the biological meaning): A descriptive synonym for the chromosome-reducing function of meiosis.
Related Phrases
- To undergo meiosis: A phrase used in biology to describe a cell entering this division process.
- Germ cells in the ovary undergo meiosis to produce ova.
Noun
- understatement for rhetorical effect (especially when expressing an affirmative by negating its contrary)
- saying `I was not a little upset' when you mean `I was very upset' is an example of litotes
- (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)