regret (subs.) Copy link Outline 1. dēsīdĕrium (a longing; esp. for what is lost2. more indef. dŏlor3. poenĭtentia • regret (subs.): 1. dēsīdĕrium (a longing; esp. for what is lost: the form desideratio occurs in Cic. Sen. 14, 47): r. for one's own relations is natural, naturale d. suorum est, Sen. Cons. ad Marc. 7, 1: the r.s of the whole of Italy, d. totius Italiae, id. ib. 3, 1: r. for so dear a person, d. tam cari capitis, Hor. Od. 1, 24, 1: he has left us mournful r. for his wisdom, prudentiae suae triste nobis d. reliquit, Cic. Brut. 1, 2. 2. more indef. dŏlor: v. sorrow. Join: desiderium ac d., Cic. Fam. 5, 17, 4. 3. poenĭtentia: v. repentance.