ig·no·rant 
(ĭgnər-ənt)
(ĭgnər-ənt)adj.
1. Lacking education or knowledge.
2. Showing or arising from a lack of education or knowledge: an ignorant mistake.
3. Unaware or uninformed: was ignorant of the drug's harmful effects.
[Middle English ignoraunt, from Old French ignorant, from Latin ignōrāns, ignōrant-, present participle of ignōrāre, to be ignorant, not to know; see gnō- in the Appendix of Indo-European roots.]
igno·rant·ly adv.
- photofluorographic
- photofluorography
- photog
- photogelatin process
- photogene
- photogenic
- photogenically
- photogram
- photogrammetric
- photogrammetrist
- photogrammetry
- photograph
- photographable
- photographer
- photographic
- photographical
- photographically
- photography
- photogravure
- photoheliograph
- photojournalism
- photojournalist
- photojournalistic
- photokinesis
- photokinetic