In apes and Old World monkeys, the thumb can be rotated around its axis, but the extensive area of contact between the pulps of the thumb and index finger is a human characteristic.

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 greater …

thumb, short, thick first digit of the human hand and of the lower-primate hand and foot. It differs from other digits in having only two phalanges (tubular bones of the fingers and toes). The …

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

Dec 31, 2024 · The thumb, also known as the pollex, is a uniquely structured digit of the hand. Its anatomy is distinct from the other fingers, allowing for specialized movements such as opposition.

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

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.

THUMB definition: the short, thick, inner digit of the human hand, next to the forefinger. See examples of thumb used in a sentence.

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

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