speso

S1P3E1S1O1

noun

An obsolete unit of Esperanto international currency.

Scrabble 7

Meanings

nounspeso (plural spesoj)

plural spesoj

  1. hobbiesAn obsolete unit of Esperanto international currency.

    Esperantists. (From Am. Esperantist Co.) Spesmilo = 10 spescentoj = 100 spesdekoj = 1000 spesoj = $0.4875.

    1913, John C[resson] Trautwine, “Foreign Monetary Units and Coins. Values in U. S. Money.”, in The Civil Engineer’s Pocket-Book (Trautwine), 19th edition, 3rd issue, Philadelphia, Pa.: Trautwine Company, →OCLC, page 218
    5 more examples

    Thus—1 moso=1000 spesoj. The connection between the values of these theoretical and the national coins is as follows:— / 10 mosoj) are equal to 8 or 10,000 spesoj of grammes of gold.

    1915, The Esperanto Monthly, volume 3, London: British Esperanto Association, →OCLC, page 148

    The International money unit = 1 Speso. One spesmito (1 ₷ 000s.) = 1000 spesoj. 10 ₷ correspond to the value of 8 grammes of gold in the proportion of […]

    1916, The Numismatist: An Illustrated Monthly Magazine for Those Interested in Coins, Medals, and Paper Money, Colorado Springs, Colo.: American Numismatic Association, →ISSN, →OCLC, page 238

    To convert spesmiloj and spesoj readily into pence, divide by 4, disregarding the third figure to the right of the comma or decimal point (which figure is not always written).

    1918, Maurice Hyde, “The International Money Unit”, in The Esperanto Guide: A Complete Manual of the International Language for English-Speaking People, Melbourne, Vic.: Specialty Press, →OCLC, page 196

    An official resolution approved the adoption among Esperantists of an International means of expressing money values, as elaborated by the Science Association, taking as a unit the value of 8 grams of gold, in the proportion of 11 to 12. This unit is divided into 10 parts, called spesmiloj, value 2·003 shillings. The spesmilo consists of 100 spesdekoj, or 1,000 spesoj.

    1921, H. Bolingbroke Mudie, “A Few Facts about the Third Esperanto Congress. […]”, in Margaret L[ily] Jones, The Esperanto Manual: A Complete Guide to Esperanto […], revised edition, London: “La Espero,” […] and the British Esperanto Association, […], →OCLC, Introduction, page 15

    The proposed divisions of the spesmilo were to be 10 spesdekoj (plural of spesdeko), otherwise 100 spescentoj, otherwise 1000 spesoj.

    1987, Adrian Room, “spesmilo”, in Dictionary of Coin Names, London; New York, N.Y.: Routledge & Kegan Paul, →ISBN, page 202

Origin

  1. Esperantospeso
  2. Englishspeso

Learned borrowing from Esperanto speso. Doublet of expense.

Full word history & related roots →

Rhymes & wordplay

Anagrams

Cite this entry
APA

speso. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/speso

MLA

“speso.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/speso. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “speso,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/speso.

Source: speso on Wiktionary, CC BY-SA 4.0.