N 1The symbol for nitrogen.N 2abbr.1. Printing en2. knight (chess)3. needs improvement4. newton5. nominative6. N Chemistry normality7. a. northb. northern’n’ or ‘nconj. Informal And: mac ‘n’ cheese.n 1 or N (?n)n. pl. n’s or N’s also ns or Ns 1. The 14th letter of the modern English alphabet.2. Any of the speech sounds represented by the letter n.3. The 14th in a series.4. Something shaped like the letter N.5. An unspecified number or variable, usually an integer.6. Biology The haploid number of chromosomes.n 2abbr.1. Grammar neuter2. neutron3. n Chemistry normalAmerican Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.n (?n) or Nn, pl n’s, N’s or Ns1. (Linguistics) the 14th letter and 11th consonant of the modern English alphabet2. (Phonetics & Phonology) a speech sound represented by this letter, usually an alveolar nasal, as in nailn symbol for 1. (General Physics) neutron 2. (General Physics) optics index of refraction 3. nano- n (?n) determineran indefinite number (of): there are n objects in a box. N symbol for 1. (Chess & Draughts) chess Also: kt knight 2. (Units) neper 3. neutral 4. (General Physics) newton(s) 5. (Chemistry) chem nitrogen 6. (Physical Geography) North 7. (Chemistry) Avogadro’s number 8. (Grammar) noun abbreviation for (Automotive Engineering) Norway (international car registration) ‘n’ (?n) conj an informal variant of andCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014N, n (?n) n., pl. Ns N’s, ns n’s. 1. the 14th letter of the English alphabet, a consonant. 2. any spoken sound represented by this letter. 3. something shaped like an N. 4. a written or printed representation of the letter N or n. ‘n or ‘n’ (?n) conj. Pron. Spelling. and: Look ‘n listen. N 1. north. 2. northern. N Symbol. 1. the 14th in order or in a series. 2. nitrogen. 3. asparagine. 4. an indefinite, constant whole number, esp. the degree of a quantic or an equation, or the order of a curve. 5. Print. en. 6. Avogadro’s number. n Symbol. 1. Physics. neutron. 2. Optics. index of refraction. n. 1. name. 2. born. [