pa-ra-phin
Definition
- Noun:
- Paraffin wax: A white, waxy, solid substance derived from petroleum, coal, or oil shale. It is odorless, tasteless, and is commonly used in making candles, wax paper, and for sealing and coating purposes.
- Kerosene (UK usage): In British English, "paraffin" often refers to a thin, clear fuel oil (kerosene) used in lamps, heaters, and jet engines.
Usage Examples
- Noun (wax):
- Người ta dùng pa-ra-phin để làm nến. (People use paraffin to make candles.)
- Mẫu mô được bảo quản trong khối pa-ra-phin. (The tissue sample is preserved in a block of paraffin wax.)
- Noun (fuel - UK context):
- Máy sưởi này chạy bằng pa-ra-phin. (This heater runs on paraffin.)
Advanced Usage
- "Paraffin oil": Another term for kerosene or a highly refined mineral oil used as a laxative or in cosmetics.
- Paraffin oil is sometimes used in laboratory equipment.
- "Liquid paraffin": A highly refined mineral oil used in medicinal and cosmetic applications.
- Thuốc nhỏ mắt này có chứa liquid paraffin. (This eye drops contain liquid paraffin.)
Variants and Related Words
- Paraffin wax (n): The specific solid wax form.
- Kerosene / Paraffin oil (n): The liquid fuel, synonymous with "paraffin" in UK English.
- Paraffin hydrocarbon (n): A technical term for a type of saturated hydrocarbon (alkane).
Synonyms
- Wax: For the solid form (e.g., candle wax).
- Kerosene: For the liquid fuel form.
- Alkane: In chemical terminology.
Related Terms and Phrases
- Paraffin bath: A therapeutic treatment using melted paraffin wax for pain relief.
- Cô ấy ngâm tay vào paraffin bath để giảm đau khớp. (She soaked her hands in a paraffin bath to relieve joint pain.)
- Paraffin embedding: A laboratory technique for preparing tissue samples for microscopic examination.
- Paraffin embedding is a standard step in histology.