nighttime C2+ Topic:General Vocabulary Also spelled night-time US /ˈnaɪttaɪm/ UK /ˈnaɪttaɪm/ See IPA manual Meanings 1 noun the period of darkness between sunset and sunrise The desert grows bitterly cold during the nighttime. Thesaurus Synonyms 1 noun · the period of darkness... nightnightfalldarkdarknessevening ↔ Opposites daytimedaydaylight Word family Related forms nightnightlynightfall Etymology AI details A compound of night + time, an English formation; night from Old English niht and time from Old English tīma. niht Old English tīma Old English View etymology graph -> Topics General Vocabulary External links Google Images Cambridge Dictionary Wiktionary # nighttime **Type:** Word **Level:** C2+ **Part of speech:** noun **IPA (US):** /ˈnaɪttaɪm/ **IPA (UK):** /ˈnaɪttaɪm/ ## Meanings 1. the period of darkness between sunset and sunrise ## Examples - The desert grows bitterly cold during the nighttime. ## Synonyms - night - nightfall - dark - darkness - evening ## Antonyms - daytime - day - daylight ## Related Forms - night - nightly - nightfall ## Roots and Affixes - Root: niht - Root: tīma ## Etymology A compound of night + time, an English formation; night from Old English niht and time from Old English tīma. ## AI Etymology Nighttime is a compound of night + time, an English formation; night from Old English niht and time from Old English tīma. The etymological trail includes Old English niht and Old English tīma. As a noun, nighttime means the period of darkness between sunset and sunrise. The same family is visible in related forms such as night, nightly, and nightfall. Morphologically, the word is built from the elements named in its history, so the modern form preserves a visible compound, prefix, or suffix structure. ## Topics - General Vocabulary markdown