21-letter words containing d, a, i, b, u
- snr bandwidth product — (communications) The integral of the SNR over frequency. The SNR bandwidth product is an important limit in the capacity of a communication channel.
- sodium metabisulphite — an inorganic compound with the chemical formula Na2S2O5 that is used as a preservative, antioxidant and disinfectant
- submerged arc welding — a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen
- three-quarter binding — a binding in which the material used for the back extends further over the covers than in half binding.
- undesirable discharge — a discharge under other than honorable conditions of a person from military service by administrative action.