căpĭtellum (noun N) : dim.caput, capitulum (perh. first post-class., for in Plin. 24, 19, 113, § 173, and 36, 23, 56, § 178, the MSS. and edd. vary between capitellum and capitulum; not in use in the time of Varro; v. Varr. L. L. 8, § 79 Müll.).
* A small head: paracenterii,Veg. 3, 17, 2.
* In architecture = capitulum, the capital of a column, Coripp. 4, 59; cf. Isid. Orig. 15, 8, 15; 19, 10, 24; Vulg. 3 Reg. 7, 16.

s. TLL