caustic pencil

Questions

What does caustic pencil mean?

A device for applying topical medication containing silver nitrate and potassium nitrate, used for chemical cauterization of the skin.

How to pronounce caustic pencil

1. Open the pronunciation page — Open the Speakur entry for “caustic pencil”.
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 “caustic pencil”.
4. Repeat and practice — Say “caustic pencil” aloud, matching stress and vowels until it feels natural.