13-Letter Words Starting: ILL

• invalid or incorrect reasoning

• in an illustrious manner

• a condition of spiritual awareness; divine illumination

• the degree of visibility of your environment

• an interpretation that removes obstacles to understanding

• the luminous flux incident on a unit area

• painting or drawing included in a book (especially in illuminated medieval manuscripts)

• artwork that helps make something clear or attractive

• showing by example

• an item of information that is typical of a class or group

• a visual representation (a picture or diagram) that is used to make some subject more pleasing or easier to understand