iff /if/ (logic)

Used to express if and only if

• obsign
• obsignate
• obsignated
• obsignates
• obsignating
• obsignation
• obsignations
• obsignatory
• obsigned
• obsigning
• obsigns
• obsolesce
• obsolesced
• obsolescence
• obsolescences
• obsolescent
• obsolesces
• obsolescing
• obsolete
• obsoleted
• obsoletely
• obsoleteness
• obsoletenesses
• obsoletes
• obsoleting