The term "opposable" describes a digit, typically a thumb or a toe, that can be positioned to face or press against other digits on the same hand or foot. This unique ability allows for grasping, manipulating objects with precision, and providing significant advantages in terms of tool use, climbing, and other complex actions. This feature is a hallmark of primates and contributes greatly to their dexterity and evolutionary success.
Opposable meaning with examples
- The chimpanzee's powerful grip is a direct result of its highly opposable thumbs. This enables them to effortlessly climb trees and manipulate tools like termites sticks. Their opposable thumbs are crucial for their complex social interactions, too, allowing them to groom each other.
- Humans have developed numerous tools that have assisted our opposable thumb, from the simple flint tool to the complex technology we know today. The manipulation allowed by our opposable thumbs is essential for our technological advancements and complex hand eye coordination.
- Monkeys are also considered to have opposable thumbs or big toes. The opposability of their digits enables them to grasp branches, which is essential to their arboreal lifestyle. The flexibility provided makes them agile tree dwellers.
- The development of opposable thumbs was a major evolutionary advantage for early hominids. It allowed them to use tools to improve their ability to gather food and create shelter. It changed how they survived in a dangerous and changing world.
- Some animals, like certain species of opossums, have an opposable big toe on their hind feet. This allows them to grasp branches and climb with considerable agility. This adaptation helps them to navigate diverse terrains effectively.
Opposable Synonyms
articulated flexible grasping manipulative prehensileOpposable Antonyms
immobile inflexible non-opposable unyieldingOpposable Crossword Answers
9 Letters
APPOSABLE