alk·​oxy·​si·​lane | \ ¦al-ˌkäk-sē-¦si-ˌlān How to pronounce alkoxysilane (audio) , -¦sī- \
plural alkoxysilanes

Definition of alkoxysilane

: a silane compound with an alkoxy radical sometimes used as a sealant on concrete structures Much work on sol-gel chemistry involves alkoxysilanes, a class of materials that conservators since the 1920s have tried to use to strengthen and repair stone.— Corinna Wu, Science News, 25 Jan. 1997

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of alkoxysilane

1977, in the meaning defined above

History and Etymology for alkoxysilane

alkoxy + silane

Keep scrolling for more

Learn More about alkoxysilane

Time Traveler for alkoxysilane

Time Traveler

The first known use of alkoxysilane was in 1977

See more words from the same year

Statistics for alkoxysilane

Cite this Entry

“Alkoxysilane.” Dictionary, Merriam-Webster, Accessed 26 Feb. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Comments on alkoxysilane

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


Test Your Vocabulary

February 2021 Words of the Day Quiz

  • squirrel in winter
  • Which is a synonym of perdure?
True or False

Test your knowledge - and maybe learn something along the way.


Anagram puzzles meet word search.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!