differentia

/ˌdɪfəˈrɛnʃiə/
noun
  1. A feature or quality that distinguishes one thing from another, especially in a group or category.
    • In biology, the differentia of a species is what makes it unique from closely related species.
    • The differentia between a crocodile and an alligator is the shape of its snout.
    • The differentia of this brand is its commitment to using only organic ingredients.
Antonyms
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