1. The plural of opposability; the quality or capacity of being able to be placed opposite to or against something else, especially the ability of a digit (such as a thumb) to move toward and touch other digits.
Usage: Commonly used in anatomy and biology to describe primate hand structure; Often refers to the thumb's ability to oppose other fingers

Examples

• The opposabilities of human thumbs allow us to grip objects with precision.
• Primates are distinguished by the opposabilities of their digits, which enable complex manipulation.
• The opposabilities of different species vary based on their evolutionary adaptations.
• Researchers studied the opposabilities of various primate hands to understand tool use.
• The loss of opposabilities in certain conditions can significantly affect manual dexterity.