12-letter words starting with ni
- ninety-three — a cardinal number, 90 plus 3.
- ninth-grader — a student in their ninth year at school
- nip and tuck — to squeeze or compress tightly between two surfaces or points; pinch; bite.
- nitrate film — film stock using a base of cellulose nitrate: extremely flammable and tending to erode at a relatively early age.
- nitric oxide — a colorless, slightly water-soluble gas, NO, formed by the action of dilute nitric acid on copper, and by the direct combination of atmospheric oxygen and nitrogen at the high temperatures of an electric arc: an intermediate in the manufacture of nitric acid.
- nitroaniline — (organic chemistry) Any nitro derivative of aniline.
- nitrobenzene — a pale yellow, toxic, water-soluble liquid, C 6 H 5 NO 2 , produced by nitrating benzene with nitric acid: used chiefly in the manufacture of aniline.
- nitrogelatin — gelatin dynamite.
- nitrogenized — Treated with nitrogen or a nitrogen compound.
- nitromannite — mannitol hexanitrate.
- nitromethane — a colorless, oily, slightly water-soluble, poisonous liquid, CH 3 NO 2 , used chiefly as a solvent, rocket fuel, and gasoline additive and in organic synthesis.
- nitrophilous — (of plants) growing in soil well supplied with nitrogen
- nitrosamines — Plural form of nitrosamine.
- nitroscanate — The ether analogue of amoscanate, used in veterinary medicine as an anthelmintic.
- nitrotoluene — (organic compound) Any of several nitro derivatives of toluene; they have a number of industrial uses, and those with multiple nitro groups are explosive.
- nitrous acid — an acid, HNO 2 , known only in solution.
- nitty-gritty — the essential substance or details of a matter; basics; crux: Let's skip the chitchat and get down to the nitty-gritty.
- nizhni tagil — a city in the Russian Federation in Asia, on the E slope of the Ural Mountains.