Polyphemus caterpillar

noun

A large, green saturniid caterpillar with a red head; the larval form of the Polyphemus moth (Antheraea polyphemus).

Meanings

nounPolyphemus caterpillar (plural Polyphemus caterpillars)

plural Polyphemus caterpillars

  1. A large, green saturniid caterpillar with a red head; the larval form of the Polyphemus moth (Antheraea polyphemus).

    Polyphemus caterpillars feed on a variety of leaves.

    2023 September 3, Cristina Garcia, “Polyphemus moth (Antheraea polyphemus)”, in Our Wild Yard
    3 more examples

    Polyphemus caterpillars can eat the leaves of many different trees and shrubs.

    2006, “Antheraea polyphemus – Polyphemus Moth”, in Prairie Haven

    This summer I acquired two Polyphemus caterpillars at Mothapalooza, a mothing conference.

    2017 October 26, Edie Parnum, “Polyphemus Moths Live Near Me”, in Backyards for Nature, Valley Forge Audubon Society

    Polyphemus caterpillars eat part or most of their eggshells before wandering off in search of food.

    (Can we date this quote?), “Polyphemus Silkmoth - Antheraea polyphemus”, in wormspit.com

Origin

Polyphemus + caterpillar, by analogy with the Polyphemus moth.

Full word history & related roots →
Cite this entry
APA

Polyphemus caterpillar. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Polyphemus%20caterpillar

MLA

“Polyphemus caterpillar.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Polyphemus%20caterpillar. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Polyphemus caterpillar,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Polyphemus%20caterpillar.

Source: Polyphemus caterpillar on Wiktionary, CC BY-SA 4.0.