Muir 
(myr), John 1838-1914.
(myr), John 1838-1914. Scottish-born American naturalist who founded the Sierra Club (1892) to organize public support for preservation of wilderness.
- photodynamic
- photodynamically
- photodynamics
- 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