delta ray

Questions

What does delta ray mean?

An electron ejected by recoil when a rapidly moving alpha particle or other charged particle passes through matter.

How to pronounce delta ray

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