Dĕcĭus, a.
* An ancient Italian praenomen: Decius Magius,Liv. 23, 7, 10; Vell. 2, 16, 2 al.
* The name of an eminent plebeian gens at Rome. Its bestknown members were the two Decii (P. Decius Mus, father and son), who, as consuls, voluntarily devoted themselves to death to save their country (the former, in the Latin war, at Veseris, B.C. 340, the latter, in the Samnite war, at Sentinum, B.C. 295), Liv. 8, 9; 10, 27 sq.; Val. Max. 1, 7, 3; 5, 6, 5 sq.; Flor. 1, 14, 3; 1, 17, 7; Cic. Off. 2, 4, 16; id. Div. 1, 24, 51; id. Fin. 2, 19, 61; id. de Sen. 13, 43; Prop. 3, 11, 62 (4, 10, 62 M.). —Genit.: Deci,id. 4 (5), 1, 45. Cicero also mentions the grandson, who devoted himself at Asculum in the war against Pyrrhus, B.C. 279, Cic. Tusc. 1, 37, 89; id. Fin. 2, 19, 61 fin.—Hence
* Dĕcius, a, um, adj., of or belonging to Decius, lex, of P. Decius Mus, Liv. 9, 30.
* An artist at Rome, B.C. 56, Plin. 34, 7, 18, § 44.

Male Personal name
Confirmed occurences in the Roman Empire:

• L. Aemilius Decius Andromachus (Masc, eques), ref: PIR A 0341 | PIR ID979
• Imp. Caes. C. Messius Quintus Traianus Decius Aug. (Masc, senator), ref: PIR M 0520 | PIR ID3250
• Q. Decius Alpinus (Masc), ref: AE 1946, S. 213 | PIR ID5237
• Decius et Rusticius (Masc), ref: PIR D 0025 | PIR ID5238
• Decius Mundus (Masc), ref: PIR D 0026 | PIR ID5239
• Q. Decius Saturninus (Masc), ref: PIR D 0027 | PIR ID5240
• Q. Decius Vindex (Masc, eques), ref: PIR D 0029 | PIR ID5241
• Q. Herennius Etruscus Messius Decius (Masc, senator), ref: PIR H 0106 | PIR ID6875
• Quintus Decius Valerinus (Masc, senator), ref: PIR D 0028 | PIR ID11317

s. TLL

s. TLL