Definition of palp in English:

palp

Line breaks: palp
Pronunciation: /palp
 
/
(also palpus)

noun (plural palps or palpi /-pʌɪ, -piː/)

Zoology
Each of a pair of elongated segmented appendages near the mouth of an arthropod, usually concerned with the senses of touch and taste.
More example sentences
  • The courtship behavior of these males begins with circular rotations of the palpi (modified appendages beside the face).
  • For the labial palpus and maxillary palpus we found, in general, a lower level in the amphigonic females.
  • The apex of the maxillary palpus expands ventrally into a flexible pad.

Origin

mid 19th century: from Latin palpus, from palpare 'to feel'.

Derivatives

palpal

adjective
More example sentences
  • In successful matings, the time of the first palpal insertion and which palp was inserted were noted.
  • Males were allowed only one palpal insertion with each mate as males are functionally sterile after each palp is used once, but sufficient sperm is transferred in a single copulation to fertilize all of the female's eggs.
  • And if you're more interested in how arachnids do it with palpal specializations than molluscan harpoons, I've got an article on how spiders mate.

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