(biology) a discrete living organism that has a specified mode of living

(computer security) Initialism of Universal 2nd Factor, a standard to strengthen and simplify two-factor authentication (2FA).

(computing) Any of the 16 Unicode planes located above Plane 0 (the BMP) and requiring the use of surrogate pairs to encode in UTF-16 (Planes 1 through 16, collectively covering the range of code p...

Alternative form of to each his own