English words starting with ni - page 17

Each of three isomeric yellow or orange crystalline compounds, c₆ h₄ (no₂)(nh₂), which are derivatives of aniline having a nitro group attached to the carbon ring, and are used in the manufacture of dyes; nitrophenylamine.

A genus of gram-negative bacteria (family nitrobacteraceae), whose members are found in soil and water and have the ability to oxidize nitrites to nitrates; (also nitrobacter) a bacterium of this genus.

Any nitrifying bacterium; especially one of the genus nitrobacter, which oxidizes nitrites to nitrates. usually in plural.

Native barium nitrate, crystallizing in the cubic system and occurring as colourless octahedral crystals.

A yellow oily liquid made by nitrating benzene, used in chemical synthesis.

Native hydrated calcium nitrate, crystallizing in the monoclinic system and occurring as a whitish efflorescence on soil and calcareous rocks.

A highly flammable material made by treating cellulose with concentrated nitric acid, used to make explosives (e.g. guncotton) and celluloid.

Guncotton.

An explosive white crystalline compound, ch(no₂)₃, which is a derivative of methane having three nitro groups attached to the carbon atom; trinitromethane.

A furan derivative having a nitro group attached to one of the carbon atoms of the furan ring, especially one which has been used as an antiseptic or antibacterial agent.

The chemical element of atomic number 7, a colourless, odourless unreactive gas that forms about 78 per cent of the earth's atmosphere. liquid nitrogen (made by distilling liquid air) boils at 77.4 kelvins (−195.8°c) and is used as a coolant.

To combine or treat with nitrogen; to nitride (an alloy steel).

The action or process of combining or treating a substance with nitrogen; (metallurgy) = nitridation .

Involving or containing nitrogen.

The process of combining or treating with nitrogen; (metallurgy) nitridation.

To combine or treat with nitrogen; (metallurgy) = "nitride".

Combined with or treated with nitrogen; containing nitrogen; (metallurgy) that has undergone nitridation.

The process of combining or treating with nitrogen; (metallurgy) nitridation.

To combine or treat with nitrogen; (metallurgy) = "nitride".

Combined with or treated with nitrogen; containing nitrogen; (metallurgy) that has undergone nitridation.

To combine or treat with nitrogen; (metallurgy) = "nitride".

Containing nitrogen in chemical combination.

A solid yellow compound, c₆ h₁₁ no₇, obtained by the nitration of sugar and formerly used as a component of photographic film.

An explosive yellow liquid made by nitrating glycerol, used in explosives such as dynamite.

An explosive yellow liquid made by nitrating glycerol, used in explosives such as dynamite.