Noun
One of the ocelli of an insect. See Ocellus.
One of the facets of a compound eye of any arthropod.
Source: Webster's dictionaryBefore the new uniformity imposed by John Paul II, each cardinal was given a ring, the central piece of which was a gem, usually a sapphire, with the pope's stemma engraved on the inside. citation. Source: Internet
Vishnu Sukthankar, editor of the first great critical edition of the Mahabharata, commented: "It is useless to think of reconstructing a fluid text in a literally original shape, on the basis of an archetype and a stemma codicum. Source: Internet