rưỡi
Definition
- Numeral (Suffix):
- And a half: A word placed after a cardinal number or a unit of measurement to indicate an additional half of that unit. It means the base number plus 0.5.
- One and a half times / Fifty percent more: Used to indicate an increase of 50% compared to an original amount, meaning multiplication by 1.5.
Usage Examples
Indicating "and a half":
- Một giờ rưỡi. (One hour and a half.)
- Ba cân rưỡi. (Three and a half kilograms.)
- Hai mươi lăm nghìn rưỡi. (Twenty-five thousand five hundred.)
Indicating a 50% increase:
- Giá cả tăng gấp rưỡi. (Prices increased by half / increased one and a half times.)
- Lương được thưởng thêm một phần rưỡi. (The salary received a bonus of half again as much.)
Advanced Usage
- "rưỡi" with approximate numbers: It can follow round numbers to give an approximate, slightly higher figure.
- Cô ấy cao một mét rưỡi. (She is about one and a half meters tall.)
Variants and Related Words
- Nửa: This is the standalone word for "half." is specifically used as a suffix following a number, while often precedes a noun (e.g., - half an hour).
Synonyms
- And a half: The direct equivalent for indicating quantity.
- One point five (1.5): The numerical equivalent.
- Fifty percent more: Equivalent for indicating increase.
Related Idioms and Phrases
- Gấp rưỡi: To be one and a half times larger; to increase by 50%.
- Sản lượng năm nay gấp rưỡi năm ngoái. (This year's output is one and a half times last year's.)
- Một tuổi rưỡi: One and a half years old (commonly used for a child's age).
- Đứa bé mới một tuổi rưỡi. (The child is only one and a half years old.)
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half
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hai giờ rưỡian hour and a half
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