A thermometer is an instrument used to measure temperature, either of a substance, object, or the environment. Thermometers typically work based on the principle of thermal expansion or other temperature-dependent physical properties, like the movement of a liquid in a glass tube or the electrical resistance of a material. They provide a numerical reading that indicates how hot or cold something is, usually measured in degrees Celsius (°C), Fahrenheit (°F), or Kelvin (K). They are crucial tools in various fields including science, medicine, meteorology, and cooking.
Thermometer meaning with examples
- The doctor placed the thermometer under my tongue to check for a fever, as my forehead felt warm. The liquid in the thermometer rose, giving a reading of 101°F, confirming I had a fever. Understanding the importance of accurate temperature readings is paramount in diagnosing illnesses, and the thermometer provided that assurance.
- Before baking the cake, the chef used a thermometer to verify the oven's internal temperature. This ensured the oven reached the required 350°F for a consistent bake, which is essential for even cooking. Accurate measurements are vital for success in culinary arts, and the thermometer is key.
- During a science experiment, students utilized a thermometer to track the temperature changes within a beaker of water being heated. The data collected helped demonstrate the relationship between energy input and heat change, solidifying their scientific understanding, with the thermometer the primary instrument.
- Meteorologists use thermometers to gather data on ambient air temperatures across the globe. These are integrated with data to track long-term climate variations. The thermometer helps in understanding weather patterns. Such readings aid in weather forecasts and climate analysis.
- Checking the refrigerator's internal temperature with a thermometer ensures the food is safely stored and preserved. This prevents spoilage by ensuring appropriate cooling is maintained. Without this vital instrument the fridge becomes unreliable.
Thermometer Synonyms
heat sensor pyrometer temperature gauge temperature indicator thermoscopeThermometer Antonyms
none (as it is a measuring tool, not an abstract concept)Thermometer Crossword Answers
4 Letters
ORAL