schwa or shwa /shwä or shvä/ (phonetics)

1. An indistinct vowel sound
2. A neutral vowel (ə). Cf sheva

• radio spectrum
• radio star
• radio stars
• radio station
• radio stations
• radio-strontium
• radiotelegram
• radiotelegrams
• radiotelegraph
• radiotelegraphs
• radiotelegraphy
• radiotelemeter
• radiotelemeters
• radiotelephone
• radiotelephones
• radiotelephony
• radio telescope
• radio telescopes
• radioteletype
• radioteletypes
• radiotherapeutics
• radiotherapist
• radiotherapists
• radiotherapy
• radiothon