Pumpkin Definition

pŭmpkĭn, pŭm-, pŭng-

pumpkins

noun

pumpkins

A large, round, orange-yellow, edible fruit with many seeds.

Webster's New World

The vine (Cucurbita pepo) of the gourd family on which it grows.

Webster's New World

Any of several varieties of squash (Cucurbita moschata and C. maxima)

Webster's New World

A moderate to strong orange.

American Heritage

The round yellow or orange fruit of this plant.

Wiktionary

Synonyms:

Other Word Forms of Pumpkin

Singular:

pumpkin

Plural:

pumpkins

Alteration (influenced by –kin) of obsolete pumpion from obsolete French pompon, popon from Old French pepon from Late Latin pepōn from Latin watermelon or gourd from Greek ripe, large melon pekw- in Indo-European roots

From American Heritage Dictionary of the English Language, 5th Edition
From Middle French pompon, from Latin pepō, from Ancient Greek πέπων (pepōn, “large melon"), from πέπων (pepōn, “ripe"), from πέπτω (peptō, “ripen").

From Wiktionary