English dictionary
palpus
/'p/&/lp/@/s/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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A feeler; especially, one of the jointed sense organs attached to the mouth organs of insects, arachnids, crustaceans, and annelids; as, the mandibular <i>palpi</i>, maxillary <i>palpi</i>, and labial <i>palpi</i>. The palpi of male spiders serve as sexual organs. Called also <i>palp</i>. See <i>Illust.</i> of <u>Arthrogastra</u> and <u>Orthoptera</u>.
Source: webster1913