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A genus of Hymenoptera including the common wasps and hornets.

The amphitheater of Vespasian at Rome, the largest in the world. [Written also Colosseum.]

The amphitheater of Vespasian in Rome. [Also written Coliseum.]

A large, strong wasp. The European species (Vespa crabro) is of a dark brown and yellow color. It is very pugnacious, and its sting is very severe. Its nest is constructed of a paperlike material, and the layers of comb are hung together by columns. The American white- faced hornet (V. maculata) is larger and has simil…

species of stinging hymenopterous insects, esp. any of the numerous species of the genus Vespa, which includes the true, or social, wasps, some of which are called yellow jackets.

- Yellow jacket (Zoöl.), any one of several species of American social wasps of the genus Vespa, in which the color of the body is partly bright yellow. These wasps are noted for their irritability, and for their painful stings. -- Yellow lead ore (Min.), wulfenite. -- Yellow lemur (Zoöl.), the kinkajou. -- Yellow m…