Found 24,292 definitions starting with I:

Free, no signup required:

Add to Chrome

Get instant definitions for any word that hits you anywhere on the web!

Free, no signup required:

Add to Firefox

Get instant definitions for any word that hits you anywhere on the web!

Browse Definitions.net

Quiz

Are you a words master?

»
the substance that is acted upon by an enzyme or ferment
A callathump
B allogamy
C substrate
D nidus