ˌprōd.əˈthēkə noun
( plural protothe·cae -ē(ˌ)sē)
Etymology: New Latin, from prot- + theca
: the cup-shaped structure forming the first part of the skeleton in the Madreporaria
• pro·to·the·cal | ̷ ̷(ˌ) ̷ ̷|thēkəl adjective
ˌprōd.əˈthēkə noun
( plural protothe·cae -ē(ˌ)sē)
Etymology: New Latin, from prot- + theca
: the cup-shaped structure forming the first part of the skeleton in the Madreporaria
• pro·to·the·cal | ̷ ̷(ˌ) ̷ ̷|thēkəl adjective
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012