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TOEFL IELTS BNC: 3062 COCA: 3004

carbon

carbon /ˈkɑɚbən/ noun
plural carbons
carbon
/ˈkɑɚbən/
noun
plural carbons
Learner's definition of CARBON
[noncount] : a chemical element that forms diamonds and coal and that is found in petroleum and in all living plants and animals(化学元素)碳
[count] : carbon copy 1
TOEFL IELTS BNC: 3062 COCA: 3004

carbon

noun

car·​bon ˈkär-bən How to pronounce carbon (audio)
plural carbons
1
a
: a nonmetallic chemical element with atomic number 6 that readily forms compounds with many other elements and is a constituent of organic compounds in all known living tissues
often used before another noun
carbon atomscarbon life formscarbon fibers
see Chemical Elements Table
b
: carbon dioxide
Forests, plants and natural lands can help absorb and store excess carbon from the atmosphere. Alex Baumhardt
often used before another noun
carbon emissionsOil companies … are investing in carbon capture projects as public and investor pressures mount over climate change. Paul Takahashi
2
: a carbon rod used in an arc lamp
3
a
: a sheet of carbon paper

Example Sentences

a carbon of the document this new digital camera is a carbon of a well-known model costing almost twice as much
Recent Examples on the Web The shift, known as the Merge, will save huge amounts of energy and prevent carbon from spewing into the air. Steven Zeitchik, Washington Post, 17 Sep. 2022 The carbon is then fermented and turned into a liquid ethanol using bacteria, a process not unlike making beer. Steve Larese, Outside Online, 16 Sep. 2022 These are compounds that contain carbon, and often hydrogen or oxygen, which are likely crucial to life forming. WIRED, 16 Sep. 2022 It’s not just electric vehicles that will reduce the amount of carbon generated by the U.S. transportation system. Sebastian Blanco, Car and Driver, 16 Sep. 2022 The instrument’s analysis revealed that the organic minerals are likely aromatics, or stable molecules of carbon and hydrogen, which are connected to sulfates. Ashley Strickland, CNN, 15 Sep. 2022 The agency said Wednesday that the New England Climate-Smart Forest Partnership Project will include large commercial producers as well as small woodlot owners with a goal of storing more carbon in forests. Fox News, 15 Sep. 2022 India is advancing a carbon market scheme to cut emissions, Germany approved a $180 billion program to facilitate clean energy, and Australia adopted its first climate legislation in a decade. Justin Worland, Time, 15 Sep. 2022 The presence of organic molecules — typically made up of carbon, hydrogen and oxygen — does not necessarily mean there was once life on the Red Planet, but organics are considered to be key ingredients for life. Denise Chow, NBC News, 15 Sep. 2022 See More

Word History

Etymology

French carbone, from Latin carbon-, carbo ember, charcoal

First Known Use

1788, in the meaning defined at sense 1a

Time Traveler
The first known use of carbon was in 1788
TOEFL IELTS BNC: 3062 COCA: 3004
carbon

noun

ADJECTIVE | CARBON + NOUN | PHRASES ADJECTIVEpure純碳Diamonds are crystals of pure carbon.鑽石是純碳的結晶體。organic有機碳radioactive放射性碳activated活性碳CARBON + NOUNcontent含碳量iron with a high carbon content含碳量高的鐵atom, isotope碳原子;碳同位素fibre/fiber碳纖維steel碳鋼emission碳排放footprint碳足跡offsetting碳補償tax碳排放稅PHRASESa form of carbon碳的一種形態

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