Word Pronunciation & Dictionary

Questions

What does free radical mean?
A molecule, ion or atom that has one or more unpaired electrons, and which is generally highly reactive (and therefore often occurs only as a transient species).

How to pronounce free radical

  1. Open the pronunciation page — Open the Speakur entry for “free radical”.
  2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
  3. Play the audio — Click Play to hear reference audio for “free radical”.
  4. Repeat and practice — Say “free radical” aloud, matching stress and vowels until it feels natural.