o, p, h, t are letters that make 'phot'
pH, hot, Ho are words within 'phot'
toph is an anagram of 'phot'
photo, phots are words created by adding a letter to 'phot'
1 possible definitions for 'phot'
Under this definition, phot is a noun and has the following properties:
'phot' can be a type of illumination unit.
lux, lx are parts of 'phot'.