dị bào
Definition
- Noun (Biology, Histology):
- Idioblast: A specialized plant cell that differs markedly in form, size, or contents from other cells in the same tissue. Idioblasts often store specific substances like crystals, oils, tannins, or pigments.
- Idioblast (in some contexts): A distinct or abnormal cell within a tissue in animals, though this usage is less common.
Usage Examples
- Noun:
- Tinh thể canxi oxalat thường được tìm thấy trong các dị bào của lá cây. (Calcium oxalate crystals are often found in the idioblasts of plant leaves.)
- Dưới kính hiển vi, chúng ta có thể quan sát rõ sự khác biệt giữa dị bào và các tế bào xung quanh. (Under the microscope, we can clearly observe the difference between the idioblast and the surrounding cells.)
Advanced Usage
- The term is highly technical and is used almost exclusively in scientific literature, botany textbooks, and detailed histological descriptions. It is not used in everyday conversation.
Variants and Related Words
- Tế bào (n): cell (the general term).
- Mô (n): tissue.
- Bào quan (n): organelle.
Synonyms
- Idioblast: The direct and primary English equivalent.
- Specialized cell: A more general descriptive term.
Notes on Usage
- "Dị bào" is a specialized scientific term. Its meaning is precise and refers specifically to a cell that is distinct from its neighbors within a tissue.
- The reference from the Vietnamese-French dictionary confirming "idioblaste" (French for ) validates this specific biological definition. It does not have common idiomatic or colloquial meanings.