questionnaire /kwes-chə-nārˈ or (French) kes-tē-o-nerˈ or -tyo-/

1. A prepared set of written questions, for purposes of statistical compilation or comparison of the information gathered
2. A series of questions

• isometries
• isometry
• isomorph
• isomorphic
• isomorphism
• isomorphisms
• isomorphous
• isomorphous mixture
• isomorphs
• isoniazid
• isoniazide
• isoniazides
• isoniazids
• isonomic
• isonomies
• isonomous
• isonomy
• iso-octane
• isopach
• isopachs
• isopachyte
• isoperimeter
• isoperimeters
• isoperimetrical
• isoperimetries