amphidisc
|am-phi-disc|
C2
/ˈæmfɪˌdɪsk/
dual-disc structure
Etymology
Etymology Information
'amphidisc' originates from Greek, specifically the word 'amphi' meaning 'both' and 'diskos' meaning 'disc'.
Historical Evolution
'Amphidisc' has remained relatively unchanged from its Greek origins, maintaining its reference to a dual-disc structure.
Meaning Changes
Initially, it referred to any dual-disc structure, but now it is specifically used in the context of sponge spicules.
Meanings by Part of Speech
Noun 1
a type of spicule found in certain sponges, characterized by a disc at each end.
The amphidisc is a key structural component in some marine sponges.
Last updated: 2025/07/21 18:21