Lewis Short
con-sŏnus | consŏna, ae | con-sŏnē (noun F) :
* Adj., sounding together in harmony, harmonious (rare, mostly poet.).
* Lit.: clangor,Ov. M. 13, 610: fila lyrae,id. Am. 1, 8, 60: vox,Sil. 17, 448.
* Subst.: , , f., = consonans, a consonant, Ter. Maur. p. 2395 P. sq.; cf.: consona elementa,id. p. 2385 ib.
* Trop., accordant, fit, suitable: fila telae,Claud. Rapt. Pros. 2, 42: credo Platonem vix putasse satis consonum fore, si, etc., * Cic. Att. 4, 16, 3; App. M. 2, p. 114. —With dat.: consona regno juvenem docere,Claud. Laud. Stil. 2, 69.—* Adv.: , harmoniously: clamitare,App. M. 1, p. 106, 34.
Charlton T. Lewis, Charles Short, A Latin Dictionary