Unit 2.1

Sound: PH

Sounds and letters

The digraph ph is a labiodental fricative voiceless sound.

The labiodental fricative sound is:

UppercaseLowercasePhonetics
PHph/f/

ph: phone, photo, physics.

The labiodental fricative sound is pronounced by impeding the flow of air with the teeth, so a friction sound is produced.

  • ph: voiceless, vocal cords do not vibrate during the articulation of the consonant.

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