ˌkaləˌmerēˈāsēˌē noun plural
Usage: capitalized
Etymology: New Latin, from Latin calamarius of a writing reed (from calamus reed, from Greek kalamos ) + New Latin -aceae — more at haulm
: a family of Paleozoic horsetaillike pteridophytes having Calamites as its principal genus and being variously considered as belonging to the order Equisetales or in some classifications as coextensive with a separate order
• cal·a·mar·i·a·ceous | ̷ ̷ ̷ ̷ˌ ̷ ̷ ̷ ̷|āshəs adjective
• cal·a·mar·i·an ˌ ̷ ̷ ̷ ̷ˈmerēən noun -s