The thumb is the first digit of the hand, next to the index finger. [A] When a person is standing in the medical anatomical position (where the palm is facing to the front), the thumb is the outermost digit. …

Parts of the hand explained with a labeled diagram. Learn palm, fingers, thumb, bones, joints, tendons, and nerves with structure and names.

6 days ago · The meaning of THUMB is the short thick digit of the human hand that is analogous in position to the big toe and differs from the other fingers in having only two phalanges, allowing …

Definition of thumb noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Mar 2, 2026 · Noticing some joint pain in your thumb? It's likely basal joint arthritis. Learn what causes it, why women are more at risk, and your treatment options.

Feb 17, 2023 · The thumb is one of five digits on each hand, but it has a different shape and function from the other digits. However, most medical guides refer to the thumb as a finger.

The Thumb presents a strict hierarchy, at the head of which sits the Capo dei Capi, to whom the entire Syndicate and its subsidiaries must defer. The Thumb itself is composed of a number of smaller …

Mar 9, 2024 · Explore hand anatomy with diagram showing parts of the hand, 27 bones, muscles, nerves & joints that enable grip, movement & motor control.

Sep 9, 2025 · Pain in your thumb can have several different causes. Some can be treated at home, while other causes require a medical professional's oversight.

THUMB definition: 1. the short, thick finger on the side of your hand that makes it possible to hold and pick things…. Learn more.