Nematode, any worm of the phylum Nematoda. Nematodes are among the most abundant animals on Earth. They occur as parasites in animals and plants or as free-living forms in soil, fresh water, marine environments, and even such unusual places as vinegar. L
Michael, in the Bible and in the Qur’an, one of the archangels. He is repeatedly depicted as a warrior and the leader of the heavenly hosts. In Christianity he came to be regarded as the helper of the church against the attacks of the Devil. Learn more