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.
- pharisaic
- pharisaical
- pharisaically
- pharisaicalness
- pharisaism
- pharisee
- phariseeism
- pharm
- pharm
- pharmaceutic
- pharmaceutical
- pharmaceutically
- pharmaceutics
- pharmacist
- pharmaco-
- pharmacodynamic
- pharmacodynamically
- pharmacodynamics
- pharmacogenomics
- pharmacognosist
- pharmacognostic
- pharmacognosy
- pharmacologic
- pharmacological
- pharmacologically