1. Relating to a single dimension or aspect; having no depth or scope
   "a prose statement of fact is unidimensional, its value being measured wholly in terms of its truth"
   - one-dimensional

Antonym: multidimensional

• pay-as-you-go
• pay-per-view
• pay-phone
• pay-station
• pay-to-view
• payable
• payables
• payback
• paycheck
• paycheque
• payday
• PAYE
• payee
• Payena
• payer
• paygrade
• paying
• paying attention
• paying back
• payload
• paymaster
• payment
• payment rate
• Payne's gray
• Payne's grey