dad² /dad/ or daud /död/ (dialect)

1. To throw against something
2. To dash, thump

1. A lump
2. A blow, thump

• photocurrents
• photodegradable
• photodiode
• photodiodes
• photodissociation
• photodynamic
• photoelastic
• photoelasticities
• photoelasticity
• photoelectric
• photoelectric cell
• photoelectricity
• photoelectrode
• photoelectrodes
• photoelectron
• photoelectronics
• photoelectrons
• photo-emission
• photo-engraving
• photo-essay
• photo-essays
• photo-etching
• photo finish
• photo finishes
• photofission