IPA: //ænˈθɛrɪdiəl//
KK: /ænθəˈrɪdiəl/
Relating to or produced in a specific structure in plants that produces male gametes.
The antheridial structures are essential for the reproduction of certain plants.
Antheridial → It is formed from "antheridium" (from Greek "anthera", meaning flower or anther) and the suffix "-ial" (meaning relating to). The word "antheridial" refers to something that is related to or characteristic of an antheridium, which is a male reproductive structure in certain plants.
Think of 'anthera' which relates to flowers, and remember that 'antheridial' means relating to the male reproductive structure in plants.