Longman Dictionary of Contemporary English homepage

Topic: CHEMISTRY

Date: 1800-1900
Origin: formic ( FORMIC ACID) + aldehyde type of chemical

formaldehyde

noun
     
for‧mal‧de‧hyde [uncountable]
HC a strong-smelling gas that can be mixed with water and used for preserving things such as dead animals to be used in science etc:
frogs preserved in formaldehyde
Word of the Day
The CHEMISTRY
Word of the Day is:

Other related topics