-um


suffix
indicating a metallic element platinum, barium
(in chemistry) indicating groups forming positive ions ammonium chloride, hydroxonium ion
indicating a biological structure syncytium
word origin
new latin, from latin, from greek -ion, diminutive suffix

Read Also:

  • -ure

    an abstract-noun suffix of action, result, and instrument, occurring in loanwords from french and latin: pressure; legislature. -ure suffix indicating act, process, or result seizure indicating function or office legislature, prefecture word origin from french, from latin -ūra -ure suffix forming abstract nouns of action, from o.fr. -ure, from l. -ura.

  • -uret

    a suffix used in chemical terminology, identical in sense with -ide, which has now generally replaced it: carburet (now carbide); phosphuret (now phosphide). -uret suffix formerly used to form the names of binary chemical compounds word origin from new latin -uretum

  • -uretic

    -uretic suff. urine: diuretic.

  • -urgy

    a combining form occurring in loanwords from greek, where it meant “work” (dramaturgy): on this model, used in the formation of compound words (metallurgy). -urgy combining form indicating technology concerned with a specified material metallurgy word origin from greek -urgia, from ergonwork

  • -uria

    a combining form with the meanings “presence in the urine” of that specified by the initial element (alb-minuria; pyuria), “condition of the urinary tract,” “tendency to urinate,” as specified (polyuria). -uria combining form indicating a diseased or abnormal condition of the urine dysuria, pyuria derived forms -uric, combining_form:in_adjective word origin from greek -ouria, from ouron […]


Disclaimer: -um definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.