understratum

Questions

What does understratum mean?

The layer, or stratum, of earth on which the soil rests; the subsoil.

Where does understratum come from?

From under- + stratum.

How to pronounce understratum

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