Synonym: beginning, commencement, daybreak, outset, start, sunrise. Antonym: dusk. Similar words: at dawn, far and away, lawn, pawn, spawn, fawning. Meaning: [dɔːn] 
n. 1. the first light of day 2. the earliest period 3. an opening time period. v. 1. become clear or enter one's consciousness or emotions 2. appear or develop 3. become light.
n. 1. the first light of day 2. the earliest period 3. an opening time period. v. 1. become clear or enter one's consciousness or emotions 2. appear or develop 3. become light. 
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121 The cock is the harbinger of dawn.
122 They'll be hard put to get here before dawn.
123 Jude looked out of the window long before dawn.
124 Autumn is the best time of year the false dawn also known as the zodiacal light.
125 The Forward Unto Dawn was originally the flagship of Fleet Admiral Hood.
126 I jog every morning right about dawn to an hour after.
127 At dawn on the 13 th the'Carnatic'entered the port of Yokohama.
128 " I'll come back at dawn one of these days and get my shots. "
129 Dawn came glassy orange ,(http://sentencedict.com/dawn.html) stained from below by a gelatinous band pale green.
130 , he maintains, with the first cock crow, the twittering of birds at dawn, the sight of the rising sun glinting on the trees and pastures.
131 Unlike true dawn, though, there's no rosy color to the zodiacal light.
132 Unfortunately waning gibbous moon is up between midnight and dawn – the best hours for meteor - watching.
133 Never share a foxhole dawn anyfirst braver dawn you are.
134 Before dawn, Perseus – radiant point of the Perseid meteor shower – is close to overhead.
135 The dawn phenomenon and its frequency in 10 NIDDM patients on conventional therapy were studied.
136 The glory of the dawn [ morning ] is mirrored on [ in ] the lake.
137 We have already described the knightly love which gave rise to the songs of dawn.
138 Report from our correspondent yesterday before dawn, a passenger train derails in Guangxi churchyard.
139 Another example is the dawn wood, metasequoia , which was described as a fossil in 1941.
140 That next morning, which Rebecca thought was to dawn upon her fortune.
141 Thus the dawn phenomenon occurs commonly in NIDDM patients treated with conventional therapy.
142 Tropical island in amazing colors glorified by deep blue seawater at dawn.
143 A rosy dawn settles all around You got to feel youre on solid ground.
144 The men hit the hay early, in order to be out hunting at dawn.
145 Just before dawn he was assisted in waking by the abnormal reverberation of familiar music.
146 That was the next morning, which Rebecca thought was to dawn upon her fortune.
147 The zodiacal light is a pyramid - shaped glow in the east before dawn.
148 A yawning man is lying on a lawn in the dawn.
149 Muddleheaded , m waiting for arrival of the dawn in the darkness.
150 Dawn came glassy orange , stained from below by a gelatinous band of pale green.