carb
carb — noun
1. a short, informal way of referring to carbohydrates — the starches and sugars in
a short, informal way of referring to carbohydrates — the starches and sugars in foods such as bread, rice, pasta, and potatoes that provide your body with energy
Leila is cutting back on carbs and eating more vegetables for dinner these days.
collocation: cut back on carbs
Pasta and rice are both high in carbs, which gives athletes energy before a race.
adjective pattern: high in carbs / low in carbs
This new snack bar has only eight grams of net carbs per serving.
The doctor told Diego that a low-carb diet could help manage his blood sugar levels.
- carbohydrate
the full, more formal term for the same substance
- starch
a specific type of carbohydrate found in potatoes, rice, and grains; narrower than 'carbs'
- sugar
a simple carbohydrate; differs from complex carbs (starches) in chemical structure and how the body digests it
用法筆記
Almost always used in plural form (carbs) when referring to food categories. The singular (a carb / this carb) is less common and usually refers to one type of carbohydrate food.
常見錯誤
carb — combining form
1. a prefix used in the names of chemical compounds to indicate the presence of car
a prefix used in the names of chemical compounds to indicate the presence of carbon, carbonic acid, carbonyl group, or carboxyl group — for example, carbamide, carbonate, carboxy, and carboxymethyl
Carbonic acid gives soda water its sharp taste, making it a popular mixer for drinks.
prefix example: carbonic = carb- + -onic
Carbonated drinks get their bubbles from carbon dioxide gas dissolved under pressure.
everyday example: carbonated drinks
Many athletes eat pasta before a race because it is rich in carbohydrates.
Calcium carbonate is the main ingredient in chalk and is also found in eggshells.
用法筆記
Appears only as a combining element in formal chemical terminology. This meaning is separate from the food-related noun sense of 'carb' above. Do not use as a standalone word in formal chemistry writing.