acetaldehyde

noun ac·et·al·de·hyde \ ˌa-sə-ˈtal-də-ˌhīd \
Updated on: 1 Jan 2018

Definition of acetaldehyde

: a colorless volatile water-soluble liquid aldehyde C2H4O used chiefly in organic synthesis

Recent Examples of acetaldehyde from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'acetaldehyde.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of acetaldehyde

borrowed from German Acetaldehyd, from acet- acet- + Aldehyd aldehyde


Medical Dictionary

acetaldehyde

noun ac·et·al·de·hyde \ ˌas-ə-ˈtal-də-ˌhīd \

medical Definition of acetaldehyde

: a colorless volatile water-soluble liquid aldehyde C2H4O used chiefly in organic synthesis that can cause irritation to mucous membranes


Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

something that impedes or restrains

Get Word of the Day daily email!

Test Your Vocabulary

What's That From? A Word Origin Quiz

  • turris-babel-by-athanasius-kircher
  • What language gave the word robot to English?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

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

TAKE THE QUIZ

Love words? Need even more definitions?

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