Plural of deferent; multiple vas deferens tubes, or multiple deferent people/things.
From deferent (Latin deferens, plural deferentes) + -s (English plural). This word has dual meanings: anatomical (plural of the tubes) and social (plural people showing deference).
This is one of those rare English words with two completely unrelated meanings—one anatomical, one social—that just happen to share the same Latin root. Context is everything.
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