amphidisk
|am-phi-disk|
C2
/ˈæmfɪˌdɪsk/
double-disk structure
Etymology
Etymology Information
'amphidisk' originates from Greek, specifically the word 'amphi' meaning 'both' and 'diskos' meaning 'disk'.
Historical Evolution
'amphi' and 'diskos' combined in Greek to form 'amphidiskos', which was adopted into English as 'amphidisk'.
Meaning Changes
Initially, it referred to any double-disk 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 disk at each end.
The amphidisk is a key structural component in some sponge species.
Last updated: 2025/07/21 19:06