Dictionary entry overview: What does indefinite mean? â¢ INDEFINITE (adjective) The adjective INDEFINITE has 2 senses: 1. vague or not clearly defined or stated 2. not decided or not known Familiarity information: INDEFINITE used as an adjective is rare.
Put the tenderloins on a rack in a roasting pan, and roast them in a 450Â°F oven. After about 15 minutes, check the internal temperature with a probe thermometer. For a tenderloin that's medium-rare, look for an internal temperature of 120Â°F. For medium, the internal temperature should be 125Â°F.When the tenderloin is cooked the way you like it, let it rest at room temperature for 15 minutes before slicing. This will let the juices redistribute so the meat is juicy all over.or medium, the internal temperature should be 125Â°F. When the tenderloin is cooked the way you like it, let it rest at room temperature for 15 minutes before slicing. This will let the juices redistribute so the meat is juicy all over.
Roast the tenderloin at 450 F for 10 to 15 minutes to aid browning, then reduce the oven to 325 F. Roast the tenderloin until an instant-read thermometer inserted into the thickest part shows an internal temperature of 140 F.Remove the tenderloin from your oven and cover it loosely with aluminum foil.Let it rest for 10 minutes before carving, which gives its internal temperature time to rise to 145 F, the temperature recommended by the U.S. Department of Agriculture for food safety.oast the tenderloin at 450 F for 10 to 15 minutes to aid browning, then reduce the oven to 325 F. Roast the tenderloin until an instant-read thermometer inserted into the thickest part shows an internal temperature of 140 F.