ống nghiệm
Definition
- Noun:
- Test tube: A cylindrical piece of clear glass or plastic, closed at one end (rounded base), used in scientific laboratories to hold, mix, or heat small quantities of liquids or solids during chemical or biological experiments.
Usage Examples
- Noun:
- Nhà khoa học đổ chất lỏng vào ống nghiệm. (The scientist poured the liquid into the test tube.)
- Ống nghiệm được đặt trong giá đỡ. (The test tube was placed in a rack.)
- Phản ứng hóa học xảy ra bên trong ống nghiệm. (The chemical reaction occurred inside the test tube.)
Advanced Usage
- The term is specific to laboratory equipment and is almost exclusively used in scientific or educational contexts.
- "Ống nghiệm ly tâm" or "Ống nghiệm máu": Centrifuge tube or blood collection tube, a specialized type of test tube used in medical laboratories.
- Mẫu máu được cho vào ống nghiệm ly tâm. (The blood sample was placed into a centrifuge tube.)
Variants and Related Words
Giá ống nghiệm (n): Test tube rack; a stand used to hold test tubes upright.
- Cô ấy lấy ống nghiệm ra từ giá. (She took the test tube out of the rack.)
Ống phản ứng (n): Reaction vessel; a more general term that can include test tubes, flasks, and other containers.
Synonyms
- Laboratory tube: A general term for cylindrical lab glassware.
- Culture tube: A specific type of test tube often used in biology for growing microorganisms.
Related Idioms
- There are no common idioms in Vietnamese that use the word "ống nghiệm". Its usage is strictly technical and literal.