Borrowed from Latin fossa (âditchâ). fossa (plural fossae or fossÃ¦) (anatomy) A pit, groove, cavity, or depression, of greater or less depth. (geology) A long, narrow, shallow depression on the body of an extraterrestrial body, such as a planet or moon.
Driving distance from Austin, TX to Dallas, TX. The total driving distance from Austin, TX to Dallas, TX is 197 miles or 317 kilometers. Your trip begins in Austin, Texas. It ends in Dallas, Texas.
The driving distance between Dallas, TX and Irving, TX is 17 miles.  The driving time would be approximately 21 minutes if driving non-stop in good conditions. (The driving â¦time does not take into consideration conditions such as weather, road work and rush hour traffic in urban areas.)