(cryptography) A form of encryption where each bit or character from the plaintext is encrypted by a modular addition with a bit or character from a secret random key (or pad) of the same length as the plaintext.

plural of fat pad sign

(medicine) A distinctive sign on an X-ray image of the elbow, caused by displacement of the fat pad around the elbow joint, and suggesting an occult fracture.

(anatomy) A cylindrical piece of fat that is situated under and behind the patella bone within the knee.

The presence of pain in the center of the heel, typically due to atrophy of the fat pad there.

Any of the buccal fat pads.

Synonym of barbell pad

Synonym of barbell pad

plural of tail pad

plural of bachelor pad