English Words Starting With N

• nickel acetate

  nounLow-frequency / Specialized
  /ˈnɪk(ə)l ˈæsɪteɪt/A green crystalline chemical compound with the formula Ni(CH₃COO)₂, formed by the reaction of nickel oxide or nickel carbonate with acetic acid.
• nickel belt

  nounLow
  /ˈnɪk.əl ˌbelt/A geographical region rich in nickel deposits and associated mining activity.
• nickel bloom

  nounVery Low
  /ˈnɪk.əl ˌbluːm/A hydrated nickel arsenate mineral, forming earthy, green, or pale blue crusts or coatings.
• nickel carbonyl

  nounVery Low (Specialised)
  /ˌnɪk.əl ˈkɑː.bə.nɪl/A toxic, volatile, and flammable organometallic compound with the formula Ni(CO)₄, existing as a colourless liquid at room temperature.
• nickel centre

  nounC2
  /ˈnɪk.əl ˌsen.tər/A central atom of nickel in a coordination compound or organometallic complex, around which other atoms, ions, or molecules (ligands) are arranged.
• nickel oxide

  nounC1
  /ˈnɪk(ə)l ˈɒksaɪd/A compound of nickel and oxygen, typically as NiO (nickel(II) oxide) or Ni₂O₃ (nickel(III) oxide), often used as a catalyst, pigment, or in battery production.
• nickel plate

  nounC1
  /ˈnɪk(ə)l pleɪt/A thin coating or layer of nickel applied to another metal, usually steel, for decoration or to prevent rust.
• nickel silver

  nounLow
  /ˌnɪk.əl ˈsɪl.vər/A silvery-white hard-wearing alloy of copper, zinc, and nickel, containing no silver.
• nickel steel

  nounC2
  /ˈnɪk.əl ˌstiːl/A hard, strong alloy of steel with a significant percentage of nickel added.
• nickel tetracarbonyl

  nounVery Low / Specialized
  /ˌnɪk.əl ˌtet.rəˈkɑː.bə.nɪl/A chemical compound with the formula Ni(CO)₄, consisting of a nickel atom bonded to four carbon monoxide molecules.
• nickel-and-dime

  adjectiveverb-transitiveMedium
  /ˌnɪk.əl.ən.ˈdaɪm/To treat or regard as of little value; to subject to petty, persistent, or trivial financial demands or damage.
• nickel-cadmium battery

  nounC2
  /ˌnɪk.əl ˈkæd.mi.əm ˌbæt.ər.i/A rechargeable battery that uses nickel oxide hydroxide and metallic cadmium as its electrodes.
• nickelic oxide

  nounVery Low
  /nɪˌkɛlɪk ˈɒksaɪd/A specific inorganic chemical compound containing nickel in the +3 oxidation state, with the formula Ni₂O₃.
• nickeline

  nounVery rare
  /ˈnɪkəliːn/A reddish mineral consisting of nickel arsenide, also known as niccolite.
• nickelize

  verb-transitiveRare
  /ˈnɪk.əl.aɪz/To coat or plate an object with a thin layer of nickel.
• nickelodeon

  nounB2
  /ˌnɪk.əˈləʊ.di.ən/A television channel and media brand primarily producing content for children and families.
• nickeltype

  nounVery Low / Technical
  /ˈnɪk.əl.taɪp/An electrotype printing plate made by electroplating a mold with nickel.
• nicker

  nounverbC2
  /ˈnɪkə/to neigh; to make the characteristic vocal sound of a horse
• nicklaus

  nounLow
  /ˈnɪklaʊs/A proper name, primarily referring to the German-American professional golfer Jack Nicklaus, one of the greatest golfers in history.
• nickname

  nounverbverb-transitiveHigh
  /ˈnɪkneɪm/A familiar or humorous name given to a person instead of their real name.

Showing 1741–1760 of 3475 words.