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lozenges (1)
throat lozenges (2)

Alternative forms[edit]


From Middle English losenge, from Old French losenge (rhombus), from Old French *lose (flag-stone), from Vulgar Latin *lausa.


  • (UK) IPA(key): /ˈlɒz.ɪnd͡ʒ/
  • (US) IPA(key): /ˈlɑz.ɪnd͡ʒ/
  • (file)


lozenge (plural lozenges)

  1. (shapes, heraldry) A quadrilateral with sides of equal length (rhombus), having two acute and two obtuse angles.
    Synonyms: (informal) diamond, rhomb, (most common in mathematics) rhombus
    • 1658, Sir Thomas Browne, The Garden of Cyrus, Folio Society 2007, p. 167:
      Wherein the decussis is made within a longilaterall square, with opposite angles, acute and obtuse at the intersection; and so upon progression making a Rhombus or Lozenge figuration [...].
    • 1848, William Makepeace Thackeray, Vani8ty Fair, Chapter 9:
      How the junior partner of Hobbs and Dobbs leads her smiling to the carriage with the lozenge upon it, and the fat wheezy coachman!
    • 2004, Richard Fortey, The Earth, Folio Society 2011, p. 14:
      The floor is constructed from marble lozenges and triangles of every imaginable hue: yellow and pink and all manner of mottled and blotched shades, framed in white.
  2. A small tablet (originally diamond-shaped) or medicated sweet used to ease a sore throat.
    Synonyms: pastille, throat pastille, troche
    • 1918, W[illiam] B[abington] Maxwell, chapter III, in The Mirror and the Lamp, Indianapolis, Ind.: The Bobbs-Merrill Company, →OCLC:
      One saint's day in mid-term a certain newly appointed suffragan-bishop came to the school chapel, and there preached on “The Inner Life.”  He at once secured attention by his informal method, and when presently the coughing of Jarvis [] interrupted the sermon, he altogether captivated his audience with a remark about cough lozenges being cheap and easily procurable.

Derived terms[edit]



lozenge (third-person singular simple present lozenges, present participle lozenging, simple past and past participle lozenged)

  1. (transitive) To form into the shape of a lozenge.
  2. (transitive) To mark or emblazon with a lozenge.

Further reading[edit]

Middle English[edit]



  1. Alternative form of losenge