noun🔗ShareAnteridioAn organ producing male gametes called antherozoids, found in some algae, ferns, and bryophytes."In biology class, we learned that the antheridium in a fern produces sperm cells that need water to swim to the egg. "En la clase de biología, aprendimos que el anteridio en un helecho produce espermatozoides que necesitan agua para nadar hasta el óvulo.organbiologyplantsexChat with AIVocabulary GamePractice Reading