‖n.; pl. Labipalpi [ NL. See Labium, and Palpus. ] (Zool.) One of the labial palpi of an insect. See Illust. under Labium. [ 1913 Webster ]

‖n.; pl. Palpi [ NL. See Palp. ] (Zool.) A feeler; especially, one of the jointed sense organs attached to the mouth organs of insects, arachnids, crustaceans, and annelids; as, the mandibular palpi, maxillary palpi, and labial palpi. The palpi of male spiders serve as sexual organs. Called also palp. See Illust. of Arthrogastra and Orthoptera. [ 1913 Webster ]

n.; pl. Pedipalpi [ NL. See Pes, and Palpus. ] (Zool.) One of the second pair of mouth organs of arachnids. In some they are leglike, but in others, as the scorpion, they terminate in a claw. [ 1913 Webster ]