• (British) IPA: /ɹuːm/
• (GA) IPA: /ɹum/

rheum

1. (uncountable) Watery or thin#Adjective|thin discharge#Noun|discharge of serum or mucus, especially from the eye#Noun|eyes or nose#Noun|nose, formerly thought to cause#Verb|cause disease#Noun|disease. [from 14th c.]
   • c. 1596–1598, William Shakespeare, “The Merchant of Venice”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: Printed by Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358 ↗, [Act I, scene iii], page 166 ↗:

     Shy[lock]. You that did voide your rume vpon my beard, / And foote me as you ſpurne a ſtranger cur#English|curre / Ouer your threſhold, [...]

   • 1599, [Thomas] Nashe, Nashes Lenten Stuffe, […], London: Printed [by Thomas Judson and Valentine Simmes] for N[icholas] L[ing] and C[uthbert] B[urby] […], OCLC 228714942 ↗; reprinted Menston, West Yorkshire: The Scolar Press, 1971, →ISBN, page 10 ↗:

     [T]hronging theaters of people (as well Aliens as Engliſhmen) hiued thither about the ſelling of fiſh and Herring, from Saint Michael to Saint Martin, and there built ſutlers booths and tabernacles, to canopie their heads in from the rhewme of the heauens, or the clouds diſſoluing Cataracts.

   • 1916 December 29, James Joyce, chapter III, in A Portrait of the Artist as a Young Man, New York, N.Y.: B[enjamin] W. Huebsch, OCLC 1881984 ↗, page 123 ↗:

     He wore about his shoulders a heavy cloak; his pale face was drawn and his voice broken with rheum.

2. Illness or disease thought to be caused by such secretions; a catarrh, a cold#Noun|cold; rheumatism. [from 14th c.]
   • 1603, Michel de Montaigne, “Of the Recompences or Rewards of Honour”, in John Florio, transl., The Essayes, […], book II, printed at London: By Val[entine] Simmes for Edward Blount […], OCLC 946730821 ↗, page 227 ↗:

     And not as ſome yeeres ſince, I ſaw a Deane of S. Hillarie of Poictiers, reduced by reaſon and the incommoditie of his melancholy to ſuch a continuall ſolitarineſſe, that when I entered into his chamber he had never remooved one ſteppe out of it in twoo and twenty yeares before: yet had all his faculties free and eaſie, onely a rheume excepted that fell into his ſtomake.

3. (poetic) tear#Noun|Tears. [from 16th c.]
   • 1595 December 9 (first known performance)​​, William Shakespeare, “The life and death of King Richard the Second”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: Printed by Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358 ↗, [Act I, scene iv], page 27 ↗, column 2:

     Rich. And ſay, what ſtore of parting tears were ſhed? / Aum. Faith none for me: except the Northeaſt wind / Which then grew bitterly againſt our face, / Awak’d the ſleepie rhewme, and ſo by chance / Did grace our hollow parting with a teare.

• Portuguese: remela
• Russian: выделение
• Spanish: legaña