Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

alkene

play
noun al·kene \ˈal-ˌkēn\

Definition of alkene

  1. :  any of numerous unsaturated hydrocarbons having one double bond; specifically :  any of a series of open-chain hydrocarbons CnH2n (as ethylene)



Origin of alkene

International Scientific Vocabulary alkyl + -ene


First Known Use: 1899


Medical Dictionary

alkene

play
noun al·kene \ˈal-ˌkēn\

Medical Definition of alkene

  1. :  any of numerous unsaturated hydrocarbons having one double bond; specifically :  any of a series of aliphatic hydrocarbons CnH2n (as ethylene)




Learn More about alkene

  1. Medical Dictionary: Definition of "alkene" Britannica.com: Encyclopedia article about "alkene"


Seen and Heard

What made you want to look up alkene? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to eat gluttonously or ravenously

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

maudlin oily angry prompt
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ