| Term | Definition / Meaning / Stand for |
| DAB |
Daily Accommodation Balance |
| DAD |
Daily Account Deposit |
| DBC |
Daily Booking Confirmation |
| DCE |
Daily Change Entry |
| DCB |
Daily Check-In Block |
| DCI |
Daily Check-In Indicator |
| DCR |
Daily Check-Out Report |
| DCC |
Daily Check-in Confirmation |
| DCS |
Daily Cost Summary |
| DCF |
Daily Credit Fee |
| DDT |
Daily Dependent Tax |
| DDB |
Daily Deposit Balance |
| DFE |
Daily Fare Entry |
| DFE |
Daily Fare Estimate |
| DGF |
Daily Guest Fee |
| DLM |
Daily Lodging Management |
| DLT |
Daily Lodging Tax |
| DMM |
Daily Management Metrics |
| DMP |
Daily Management Payment |
| DMT |
Daily Management Ticket |
| DMT |
Daily Management Tracking |
| DPD |
Daily Payment Due |
| DPG |
Daily Payment Guarantee |
| DPM |
Daily Payment Method |
| DPT |
Daily Payment Transaction |
| DRC |
Daily Reservation Charges |
| DRC |
Daily Reservation Confirmation |
| DRC |
Daily Room Charges |
| DSA |
Daily Stay Allowance |
| DSW |
Daily Stay Window |
| DS |
Daily Stay |
| DTH |
Daily Total Handling |
| DTC |
Daily Travel Charges |
| DWP |
Daily Work Plan (for accommodation) |
| DWR |
Daily Workroom Reservation |
| DAB |
Date of Accommodation Booking |
| DOD |
Date of Departure |
| DOL |
Date of Lodging Confirmation |
| DLD |
Date of Lodging Deposit |
| DLT |
Date of Lodging Type |
| DOL |
Date of Lodging |
| DRC |
Date of Reservation Confirmation |
| DRL |
Date of Reservation Lodging |
| DRP |
Date of Reservation Payment |
| DTL |
Date of Transaction Log |
| DDP |
Deferred Deposit Payment |
| DLB |
Deluxe Bedroom |
| DFL |
Deluxe Family Lodging |
| DGB |
Deluxe Guest Bedroom |
| DGG |
Deluxe Guest Guarantee |
| DGR |
Deluxe Guest Room |
| DR |
Deluxe Room |
| DVC |
Deluxe Vacation Club |
| DCE |
Departure Check-Out Entry |
| DC |
Departure Confirmation |
| DPE |
Departure Entry |
| DCD |
Deposit Confirmation Details |
| DPT |
Deposit Payment Type |
| DRA |
Deposit Refund Application |
| DTC |
Deposit Transaction Confirmation |
| DCA |
Destination Charges Application |
| DCC |
Destination Confirmation Code |
| DAC |
Direct Accommodation Confirmation |
| DCS |
Direct Credit System |
| DD |
Direct Deposit (payment method) |
| DFT |
Direct Fare Type |
| DFF |
Direct Fund Fee |
| DPC |
Direct Payment Confirmation |
| DSO |
Direct Sales Order |
| DSA |
Direct Stay Agreement |