Erayada ka bilowda xarafka X, Y and Z ee Walax-ogaalka (physics)
- X-rays: Fallaadhaha X
- X-rays astronomy: Fallaadhaha X ee Xiddigaha
- X-rays diffraction: Gadaal-baaha fallaadhaha X
- X-rays filter: Miiraha Fallaadhaha X
- X-rays microscope: Fallaadh-X-tuse
- X-rays analysis: Saafidda Fallaadhaha X
- X-ray, hard & soft: Fallaadha X, deereeye & gaabiye
- X-ray spectrum: Jeegaanta Fallaadha X
- X-ray tube: Tuunbada Fallaadha X
- Yard: Waar
- Year: Sannad, Gu’
- Yieldpoint: Bar maxsuul
- Young’s modulus: Labidda Yuung
- Zero: Eber
- Zenith: Beegnaanta barta “0”
- Zero point energy: Kulmis tamar-walhadeed
- Zero potential: Kaydfaraq Eber
- Zone: Goob