Synonyms of proprietary

proprietary

adjective

as in exclusive

belonging to only one person, unit, or group and not used by or available to others

The restaurant's proprietary recipe for barbecue sauce is only known to the head chef.

Synonyms & Similar Words

• exclusive
• single
• sole
• personal
• unshared
• private

Antonyms & Near Antonyms

• multiple
• public
• common
• joint
• cooperative
• mutual
• communal
• pooled
• shared
• conjoint
• united
• nonexclusive