Hydroxylation

Part of speech: noun

Definitions

1. The act of chemically altering a compound by the addition of one or more hydroxyl groups is known in scientific contexts
2. This process denotes the incorporation of hydroxyl functional groups into various organic substances
3. The procedure involves the chemical modification of a compound through the introduction of hydroxyl groups, impacting its properties and reactivity

Etymology: Hydroxylation is a plain chemical coinage: "hydroxyl" with the suffix "-ation" added, meaning the process of introducing hydroxyl groups into a compound. The hydroxyl part is itself built from "hydro-", from Ancient Greek "hudōr" meaning water, and "-yl", a suffix that chemists took from the Greek "hūlē", meaning wood or raw material, and applied to the names of chemical radicals. Put together, a hydroxyl group is an oxygen and hydrogen unit that carries the "water" name, with "-yl" marking it as a group rather than a complete substance. The "-ation" ending comes through Old French from Latin "-ātiō", the standard suffix for turning a verb into a noun for an action or process, which English has used since the Middle Ages for words like "creation" and "relation." Chemists attached it to "hydroxyl" to name the reaction in which that group is added to a molecule, so the word describes an action rather than a substance.