# porocalyx

> English word · Noun

## Definitions
1. A sunken aperture, in some spirophores, used for respiration

## Etymology
From poro- + calyx.

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