caecus (not coecus; sometimes in MSS. cēcus), a, um, adj. [akin to σκιά, σκότος; Sanscr. khāyā, shadow], having no light, devoid of light. I. Act., not seeing, blind. A. Lit.: Appius, qui caecus annos multos fuit
, Cic. Tusc. 5, 38, 112: traditum est enim Homerum caecum fuisse
, id. ib. 5, 39, 114; Lucr. 5, 839: catuli, qui jam dispecturi sunt, caeci aeque et hi qui modo nati
, Cic. Fin. 4, 23, 64: si facie miserabili senis, caeci, infantis
, Quint. 4, 1, 42: caecum corpus
, the blind part of the body
, the back
, Sall. J. 107, 1: perdices caecae impetu
, Plin. 10, 33, 51, 102: gigni
, Vell. 1, 5, 2.—2. Prov.: ut si Caecus iter monstrare velit
, Hor. Ep. 1, 17, 4: apparet id quidem etiam caeco
, even a blind man can see that
, Liv. 32, 34, 3: caecis hoc, ut aiunt, satis clarum est
, Quint. 12, 7, 9.—B. Trop., mentally or morally blind, blinded (freq. in prose and poetry): o pectora caeca!
Lucr. 2, 14: non solum ipsa Fortuna caeca est, sed eos etiam plerumque efficit caecos, quos complexa est
, Cic. Lael. 15, 54; cf. casus
, id. Div. 2, 6, 15: caecus atque amens tribunus
, id. Sest. 7, 17: caecum me et praecipitem ferri
, id. Planc. 3, 6: mater caeca crudelitate et scelere
, id. Clu. 70, 199: cupidine
, Sall. J. 25, 7: amentiā
, Cic. Har. Resp. 23, 48: quem mala stultitia Caecum agit
, Hor. S. 2, 3, 44: amatorem amicae Turpia decipiunt caecum vitia
, id. ib. 1, 3, 39: mens
, Tac. Agr. 43.—With ad: caecus ad has belli artes
, Liv. 21, 54, 3.—With gen.: caecus animi
, Quint. 1, 10, 29; Gell. 12, 13, 4: fati futuri
, ignorant of
, Luc. 2, 14; cf. Claud. Rapt. Pros. 1, 138.—Subst.: Caeci, ōrum, m., the blind people, i.e. the people of Chalcedon, according to the oracle at Delphi. Tac. A. 12, 63; cf. Plin. 5, 32, 43, 149. —2. Meton. of the passions themselves: caeca honorum cupido
, Lucr. 3, 59; Ov. M. 3, 620: ac temeraria dominatrix animi cupiditas
, Cic. Inv. 1, 2, 2; id. Pis. 24, 57: exspectatio
, id. Agr. 2, 25, 66: amor
, Ov. F. 2, 762: amor sui
, Hor. C. 1, 18, 14: festinatio
, Liv. 22, 39, 22: furor
, Hor. Epod. 7, 13: caeca et sopita socordia
, Quint. 1, 2, 5: ambitio
, Sen. Ben. 7, 26, 4.—3. Pregn., blind, i.e. at random, vague, indiscriminate, aimless: in hac calumniā timoris et caecae suspitionis tormento
, Cic. Fam. 6, 7, 4: caeco quodam timore... quaerebant aliquem ducem
, id. Lig. 1, 3: caecique in nubibus ignes Terrificant animos
, Verg. A. 4, 209: caeca regens filo vestigia
, id. ib. 6, 30: ne sint caecae, pater, exsecrationes tuae
, Liv. 40, 10, 1: et caeco flentque paventque metu
, Ov. F. 2, 822: lymphatis caeco pavore animis
, Tac. H. 1, 82: cervus... Caeco timore proximam villam petit
, Phaedr. 2, 8, 3: timor
, Ov. Am. 1, 4, 42.—C. Transf. 1. Of plants, without buds or eyes: rami
, Plin. 16, 30, 54, 125; cf. caeco and oculus. —2. Of the large intestine: intestinum
, the cœcum
, Cels. 4, 1, 28; 4, 14, 1.—II. Pass., that cannot be seen, or trop., that cannot be known, invisible, concealed, hidden, secret, obscure, dark. A. Lit.: sunt igitur venti nimirum corpora caeca, winds are accordingly bodies, although invisible, Lucr. 1, 278; 1, 296; 1, 329; 2, 713: vallum caecum
, Caes. B. C. 1, 28; cf.: caecum vallum dicitur, in quo praeacuti pali terrae affixi herbis vel frondibus occuluntur, Paul. ex Fest. p. 44 Müll.; so, fossae
, covered
, Col. 2, 2, 9; Pall. Mai, 3. 1: in vada caeca ferre
, Verg. A. 1, 536: fores
, private
, id. ib. 2, 453: spiramenta
, id. G. 1, 89: colubri
, Col. 10, 231: ignis
, Lucr. 4, 929: venenum
, id. 6, 822: tabes
, Ov. M. 9, 174: viae
, blind ways
, Tib. 2, 1, 78: insidiae armaque
, Ov. F 2, 214; cf. Sil. 5, 3: saxa
, Verg. A. 3, 706; 5, 164: vulnus
, a secret wound
, Lucr. 4, 1116; but also
, a wound upon the back
, Verg. A. 10, 733; cf. in the same sense, ictus
, Liv. 34, 14, 11; Sil. 9, 105 (cf.: caecum corpus, the back, I. A. supra): caeca manus, i.e. abscondita
, Ov. M. 12, 492: caecum domūs scelus
, Verg. A. 1, 356.—B. Trop.: caecas exponere causas
, Lucr. 3, 317: improba navigii ratio, tum caeca jacebat
, lay still concealed
, id. 5, 1004; so, venti potestas
, id. 3, 248; 3, 270: fluctus, Sisenn. ap. Non. p. 449, 10: caeca et clandestina natura
, Lucr. 1, 779: res caecae et ab aspectūs judicio remotae
, Cic. de Or. 2, 87, 357: obscurum atque caecum
, id. Agr. 2, 14, 36: fata
, Hor. C. 2, 13, 16: sors
, id. S. 2, 3, 269: tumultus
, secret conspiracies
, Verg. G. 1, 464: amor
, id. ib. 3, 210; cf.: stimulos in pectore caecos Condidit
, Ov. M. 1, 726. In Plaut. once, prob. taken from the vulgar lang.: caecā die emere, upon a concealed (pay-) day, i.e. to purchase on credit (opp. oculata dies, i.e. for ready money): Ca. Pereo inopiā argentariā. Ba. Emito die caecā hercle olivom, id vendito oculatā die, Plaut. Ps. 1, 3, 67.—2. By poet. license, transf. to the hearing: murmur
, Verg. A. 12, 591 (as we, by a similar meton., say a hollow sound; cf. on the other hand, in Gr. τυφλὸς τὰ ὦτα); so, clamor
, Val. Fl. 2, 461: mugitusterrae
, Sen. Troad. 171.—III. Neutr., that obstructs the sight, or trop., the perception; dark, gloomy, thick, dense, obscure. A. Lit.: nox
, Cic. Mil. 19, 50; Lucr. 1, 1108; Cat. 68, 44; Ov. M. 10, 476; 11, 521: caligo
, Lucr. 3, 305; 4, 457; Cat. 64, 908; Verg. A. 3, 203; 8, 253: tenebrae
, Lucr. 2, 54; 2, 746; 2, 798; 3, 87; 6, 35; 3, 87: silentia, i.e. nox
, Sil. 7, 350: latebrae
, Lucr. 1, 409: iter
, Ov. M. 10, 456: loca
, Prop. 1, 19, 8: cavernae
, Ov. M. 15, 299; Sil. 7, 372: latus
, Verg. A. 2, 19: cubiculum si fenestram non habet, dicitur caecum
, Varr. L. L. 9, 58 Müll.; so, domus
, without windows
, Cic. Or. 67, 224: parietes
, Verg. A. 5, 589: pulvis
, id. ib. 12, 444: carcer
, id. ib. 6, 734: sardonyches
, not transparent
, opaque
, Plin. 37, 6, 23, 86: smaragdi
, id. 37, 5, 18, 68: acervus (of chaos), chaotic, confused, Ov M. 1, 24; Col. 4, 32, 4' chaos, Sen. Med. 741, Sil. 11, 456.—B. Trop., uncertain, doubtful: obscurā spe et caecā exspectatione pendere, i.e. of an uncertain consequence or result, Cic. Agr. 2, 25, 66: quod temere fit caeco casu
, id. Div. 2, 6, 15. cursus (Fortunae), Luc. 2, 567: eventus
, Verg. A. 6, 157: caeci morbi, quorum causas ne medici quidem perspicere queunt
, Col. 1, 5, 6; so, dolores
, Plin. 29, 2, 10, 38; 29, 3, 13, 55: crimen
, that cannot be proved
, Liv. 45, 31, 11.— Subst.: caecum, i, n., uncertainty, obscurity (poet.): verum in caeco esse
, Manil. 4, 304.— Comp., Hor. S. 1, 2, 91.—Sup. and adv. not in. use.