Midnight

• POS: Noun, Adverb
• HYPHEN: mid=night

CIDE DICTIONARY

Midnight, n. [AS. midniht.].

 The middle of the night; twelve o'clock at night.  [1913 Webster]
"The iron tongue of midnight hath told twelve."  [1913 Webster]

Midnight, a. 

 Being in, or characteristic of, the middle of the night; as, midnight studies; midnight gloom.  Milton.  [1913 Webster]

OXFORD DICTIONARY

Midnight, n.
1 the middle of the night; 12 o'clock at night.
2 intense darkness.

Idiom

midnight blue a very dark blue. midnight sun the sun visible at midnight during the summer in polar regions.

Etymology

OE midniht (as MID(1), NIGHT)

THESAURUS

Midnight

all-night, atramentous, black, black as coal, black as ebony, black as ink, black as midnight, black as night, coal-black, coaly, dark, dark as night, dark as pitch, dead of night, deep black, ebony, hush of night, ink-black, inky, jetty, night, night-black, night-dark, night-fallen, nightlong, nightly, nighttime, nigrous, nocturnal, noonday night, pitch-black, pitch-dark, pitchy, raven, raven-black, sable, sloe, sloe-black, sloe-colored, tar-black, tarry

ROGET THESAURUS

Midnight

Evening

N evening, eve, decline of day, fall of day, close of day, candlelight, candlelighting, eventide, nightfall, curfew, dusk, twilight, eleventh hour, sunset, sundown, going down of the sun, cock-shut, dewy eve, gloaming, bedtime, afternoon, postmeridian, p, m, autumn, fall, fall of the leaf, autumnal equinox, Indian summer, St. Luke's summer, St. Martin's summer, midnight, dead of night, witching hour, witching hour of night, witching time of night, winter, killing time, vespertine, autumnal, nocturnal, midnight, the outpost of advancing day, sable-vested Night, this gorgeous arch with golden worlds inlay'd, evening, eve, decline of day, fall of day, close of day, candlelight, candlelighting, eventide, nightfall, curfew, dusk, twilight, eleventh hour, sunset, sundown, going down of the sun, cock-shut, dewy eve, gloaming, bedtime, afternoon, postmeridian, p, m, autumn, fall, fall of the leaf, autumnal equinox, Indian summer, St. Luke's summer, St. Martin's summer, midnight, dead of night, witching hour, witching hour of night, witching time of night, winter, killing time, vespertine, autumnal, nocturnal, midnight, the outpost of advancing day, sable-vested Night, this gorgeous arch with golden worlds inlay'd.

Darkness

N darkness, absence of light, blackness, obscurity, gloom, murk, dusk, Cimmerian darkness, Stygian darkness, Egyptian darkness, night, midnight, dead of night, witching hour of night, witching time of night, blind man's holiday, darkness visible, darkness that can be felt, palpable obscure, Erebus, the jaws of darkness, sablevested night, shade, shadow, umbra, penumbra, sciagraphy, obscuration, occultation, adumbration, obumbration, obtenebration, offuscation, caligation, extinction, eclipse, total eclipse, gathering of the clouds, shading, distribution of shade, chiaroscuro, noctivagation, black body, hohlraum, black hole, dark star, dark matter, cold dark matter, dark, darksome, darkling, obscure, tenebrious, sombrous, pitch dark, pitchy, pitch black, caliginous, black, sunless, lightless &c (sun) (light), somber, dusky, unilluminated &c (illuminate), nocturnal, dingy, lurid, gloomy, murky, murksome, shady, umbrageous, overcast, cloudy, darkened, dark as pitch, dark as a pit, dark as Erebus, benighted, noctivagant, noctivagous, in the dark, in the shade, brief as the lightning in the collied night, eldest Night and Chaos, ancestors of Nature, the blackness of the noonday night, the prayer of Ajax was for light.