# pilum

> English word · Noun · IPA /ˈpaɪləm/

## Definitions
1. A Roman military javelin.
2. The columella on the surface of a pollen grain.

## Etymology
Borrowed from Latin pilum. Doublet of pile.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/pilum