Definition of proleg in English:

proleg

noun

Biology
  • A fleshy abdominal limb of a caterpillar or similar insect larva.

    • ‘Uncoiled larvae were measured from the front of the head capsule to the base of the anal prolegs and recorded to the nearest half millimeter.’

Pronunciation:

proleg

/ˈprəʊlɛɡ/