Ag·nes 
(ăgnĭs), Saint Died c. AD 304.
(ăgnĭs), Saint Died c. AD 304. Roman Christian who, according to tradition, was martyred as a virgin at the age of 13. She is the patron saint of young girls.
- photodynamic therapy
- photoelectric
- photoelectrical
- photoelectrically
- photoelectric cell
- photoelectric effect
- photoelectron
- photoemission
- photoemission spectroscopy
- photoengrave
- photoengraver
- photoengraving
- photo-essay
- photo essay
- photo-essayist
- photo finish
- photoflash
- photoflood
- photofluorogram
- photofluorographic
- photofluorography
- photog
- photogelatin process
- photogene
- photogenic