Definition of isopropyl
: the alkyl radical isomeric with straight-chain propyl —often used in combination
Recent Examples of isopropyl from the Web
Regulators asked manufacturers to provide scientific data for three active ingredients commonly included, ethanol or ethyl alcohol, isopropyl alcohol and benzalkonium chloride, but allowed the products to remain on store shelves.
That means that good old isopropyl alcohol, and products that contain it, like hand sanitizer or Lysol, are out.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'isopropyl.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of isopropyl
International Scientific Vocabulary
First Known Use: 1866See Words from the same year
Medical Definition of isopropyl
: the alkyl group isomeric with normal propyl
Seen and Heard
What made you want to look up isopropyl? Please tell us where you read or heard it (including the quote, if possible).