That is, 1 Calorie is equivalent to 1 kilocalorie; the capital C in Calories denotes kcal . The kilocalorie is the unit of energy familiar to us from diet lists, and a mol is the unit that expresses the number of molecules. What is power Instant conversions Conversion tables Rate conversions. Simple Calories Definition To put it simply, a calorie is a unit of energy. Recent Examples on the Web At the start of the show, the contestants' mean resting metabolic rate was 2,607 +/-649 kilocalories per day. One (1) kilocalorie is the same as one (1) Calorie (upper case C). How to convert kilojoules to calories? So when we talk about how many kcals you can eat a day and want to convert them to kilojoules, you multiply the kcal by 4.2. Translate kilocalorie into Spanish. 'In the United States, energy is expressed in kilocalories or megacalories (Mcal).'. We will further on use the kcal definition. It is used by nutritionists to characterize the energy-producing potential in food. So the Calories are the same thing with kilocalories and kcal. The unit Kcal describes small calories. Technically, however, this common usage of the word calorie of food . The prefix "K" in both these terms refers . Information and translations of kilocalories in the most comprehensive dictionary definitions resource on the web. kilocalorie (n.). Kcal definition: kilocalorie | Meaning, pronunciation, translations and examples kcal: [ kil´o-kal″o-re ] a unit of heat equal to 1000 calories; symbol kcal. Kilocalorie. A kilocalorie is a measure of energy produced in the foods you eat. kcal - WordReference English dictionary, questions, discussion and forums. The kilocalorie per hour is a unit of measurement of power. Which definition best describes how much energy is in one kilocalorie? A calorie is a unit of thermal energy equal to 4.184 joules or the amount of energy required to raise the temperature of 1 gram of liquid water 1°C at standard pressure. If you're looking to convert calories to kJ, multiply the number of calories by 4.18. Meaning of kilocalorie. Kilocalorie definition, one thousand small calories. 1. kilocalorie - a unit of heat equal to the amount of heat required to raise the temperature of one kilogram of water by one degree at one atmosphere pressure; used by nutritionists to characterize the energy-producing potential in food. Definition of kilocalories in the Definitions.net dictionary. A kilocalorie is the amount of heat energy needed to raise the temperature of 1 kg of water by 1 degree Celsius Kilocalories contribute to homeostatic functions and processes including digestion, biorhythms, and respiration on a cyclical basis. Calories are units of energy so small that a tiny cookie can provide thousands of them. Technically, a kilocalorie represents 1,000 true calories of energy. Small calorie (cal) is the energy needed to increase 1 gram of water by 1°C at a pressure of 1 atmosphere. A kilocalorie is a scientific metric that equates to one calorie per unit of energy that derives from a person's regular diet. 'In scientific terms, 1 calorie is a kilocalorie, which is the amount of energy required to raise 1 gram of water 1 degree Celsius.'. A kilocalorie is a unit of the energy content of food. The large calorie (unit: Cal) is defined in terms of the kilogram rather than the gram. Definition: A kilocalorie (symbol: kcal or Cal) is a unit of energy defined based on the calorie and is equal to 1000 calories or 4.1868 kilojoules. Introduction. Although they are generally associated with food they actually apply to anything that has energy, like the gasoline you put in your car. Definition: Daily Calorie Intake. If you need to convert kilocalorie to another compatible unit, please pick the one you need on the page below. energy unit, heat unit, work unit . Sometimes a calorie (written with a lowercase "c") is called a small calories or a gram calorie. -The definition of kilocalories (kcal), or large calorie, is the amount of heat needed to raise the temperature of 1 kilogram of water by 1 degree Celcius. The unit is pronounced to . A kilocalorie is the amount of heat energy needed to . (also could be 1 liter by 1° Celsius → 1L of water weighs ~1kg). A kilocalorie is 1000 calories. The case definition has been formulated such that the Level 1 definition is highly specific (or confident) for preterm birth. The common English blunder is to write "Calorie" — with a capital "C" — as "calorie" — with a lowercase "c" — when referring to the energy value of a . (kcal or Cal) A unit of energy measurement representing the amount of heat required to raise the temperature of one kilogram of water by 1°C. Learn More : Share this Share on Facebook Tweet on Twitter Plus on Google+ « Prev Question. Definition from Wiktionary, the free dictionary Information and translations of kilocalorie in the most comprehensive dictionary definitions resource on the web. known as kilocalorie, which is the nutritional calorie, written with capital letter: Calorie. kcal to gigawatt-hour ›› Definition: Terajoule. The first is approximately four times larger than the second. kilocalorie - WordReference English dictionary, questions, discussion and forums. Large calorie (kcal.) Conclusion. A unit of energy of 1,000 calories (equal to 1 large calorie). ≈ 0.003 964 BTU ≈ 1.162 × 10 −6 kW⋅h ≈ 2.611 × 10 19 eV The amount of energy equal to exactly 4.184 J and 1 kJ = 0.239 kcal.. 4 °C calorie: cal 4: ≈ 4.204 J ≈ 0.003 985 BTU ≈ 1.168 × 10 −6 kW⋅h ≈ 2.624 × 10 19 eV The amount of energy required to warm one gram of air-free water . 1 kilocalorie (unit: kcal). Energy in food can also be measured in kilojoules (kJ). The word "Calorie" — with a capital "C" — means 1000 calories (with a lowercase "c"), also known as a "kilocalorie" (also with a lowercase "c"). Infoplease is a reference and learning site, combining the contents of an encyclopedia, a dictionary, an atlas and several almanacs loaded with facts. kilocalorie. For everyday calculations, this measurement is too small to provide useful information, so we use Calories (upper case C). For example, if an adult woman who is moderately active needs 2000 kcal a day to maintain her weight and provide sufficient energy for her to keep going, then in terms of kilojoules, she needs: 2000 x 4.2 = 8400 kJ. The terms kilocalories (kcal) in pet foods and calories in human foods are interchangeable! The unit Cal describes large calories. The heat rate of a power plant is the amount of chemical energy that must be supplied to produce one unit of electrical energy i.e. Energy is expressed in 1000-calorie metric units. The definition of a joule is as follows: The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. Calories to kcal conversion calculator Small & large calories. Kilocalorie definition: → calorie (sense 2 ) | Meaning, pronunciation, translations and examples A kilocalorie is equivalent to 1000 small calories. 2. The meaning of KILOCALORIE is calorie. A kilocalorie is the amount of heat required to raise the temperature of 1 kilogram of water one degree Celsius. It is commonly used as the unit for heat capacities, latent heats, and heats of reaction.. The key difference between KJ and KCal is that KJ is the unit of measuring the energy content of a substance or a chemical reaction using joules whereas KCal is the unit measuring the energy content of a substance regarding calories.. 1. kcal is the symbol of kilocalorie. Kilocalorie: The term used to represent the amount of energy required to raise the temperature of a liter of water one degree centigrade at sea level. A) A kilocalorie is the amount of heat energy needed to raise the temperature of 1 kg of water by 1° Celsius. definition. A calorie (small calorie) is defined as the amount of energy required to increase the temperature of one gram of water by one °C. A kilocalorie is the amount of heat required to raise the temperature of one kilogram of water one degree Celsius. A kilocalorie is a unit of energy used to describe the amount of energy in a food or beverage. A Calorie aka kilocalorie is simply a unit of food energy. Dictionary entry overview: What does kilocalorie mean? , latent heats, and heats of reaction both these terms refers calorie is equivalent to 1 large )! //En.Wiktionary.Org/Wiki/Kilocalorie '' > Nutrition ch1 Flashcards - Quizlet < /a > which the! 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