Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The voiceless dental plosive is a type of consonantal sound, used in some spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is t , and the equivalent X-SAMPA symbol is t_d. This is the symbol for the voiceless alveolar plosive with the "bridge below" diacritic meaning dental.Features of the voiceless dental plosive:Its manner of articulation is plosive or stop, which means it is produced by obstructing airflow in the vocal tract.