There are multiple definitions:

1. unscented transform(English)

   • UKF

2. ultrathin(English)

   • DM, DSAEK
   • Ophthalmology
   • https://doi.org…ijo.IJO_1660_18

3. University of Texas [wound classification system](English)

   • accurate classification of diabetic foot ulcers is essential for inter-clinician communication, assessment of healing tendency and determination of treatment options
   • DM, MW
   • Wound healing/care, Classification
   • https://doi.org….1111/iwj.12429

4. unrestored tooth(English)

   • CRIT, IT, MOD
   • Dentistry
   • https://doi.org…3913(08)60029-3

5. upper trapezius(English)

   • the state of muscle imbalance around the shoulder is characterized by overactivation of the upper trapezius (UT), while the lower trapezius (LT), middle trapezius (MT), and serratus anterior tend to be underactive. It is particularly important to pay attention to the balance of UT/LT, UT/MT, and UT/SA in treatment
   • CRAC, CR, LT, MT, PA, PIR, SA
   • Shoulder and other joints
   • https://doi.org…55/2022/2537957

6. under treatment(English)

   • SE, AF, AMI, DOAC, ITT, MB
   • Therapeutic approaches
   • https://doi.org…al.pone.0277744