alum

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alum

 [al´um]
a local astringent and styptic, prepared as an ammonium (ammonium a.) or potassium (potassium a.) compound; also used as an adjuvant in adsorbed vaccines and toxoids.

al·um

(al'ŭm),
A double sulfate of aluminum and of an alkaline earth element or ammonium; chemically, an alum is any one of the markedly astringent double salts formed by a combination of a sulfate of aluminum, iron, manganese, chromium, or gallium with a sulfate of lithium, sodium, potassium, ammonium, cesium, or rubidium; used locally as a styptic.
[L. alumen]

alum

/al·um/ (al´um)
1. a local astringent and styptic, prepared as an ammonium (ammonium a.) or potassium (potassium a.) compound; also used as an adjuvant in adsorbed vaccines and toxoids.
2. any member of a class of double sulfates formed on this type.

alum

(ăl′əm)
n.
Any of various double sulfates of a trivalent metal such as aluminum, chromium, or iron and a univalent metal such as potassium or sodium, especially hydrous aluminum potassium sulfate, AlK(SO4)2·12H2O, widely used in industry as clarifiers, hardeners, and purifiers and medicinally as topical astringents and styptics.

alum

[al′əm]
Etymology: L, alumen
a topical astringent, used primarily in lotions and douches.

al·um

(al'ŭm)
Agent used locally as a styptic.
[L. alumen]

alum

any of several substances, including potassium alum, aluminum alum, ammonium alum, potash alum and aluminum potassium sulfate, with strong astringent properties. May be used as a styptic or hemostatic and as a topical antimycotic agent. It also may be given by mouth to induce vomiting. Large doses may cause gastrointestinal disturbances.
References in periodicals archive ?
As part of this transition, Ben Duda, the Executive director of AmeriCorps Alums has joined Service Year Alliance as the new Managing director of Corps Members and Alumni.
Who do you think is the next "Bachelor" alum to get married?
Ben Duda is the executive director of AmeriCorps Alums, and completed three years of AmeriCorps service as part of his 12-year professional career in nonprofits and government.
Providing an added-value service to alums such as a job board or a networking forum; or
Frank Gaffney, another Project for the New American Century alum, hailed the nomination for National Review online in an article entitled "A Bolt of Good Sense: John Bolton is the right man for the U.
Alum Cave Bluff in the Great Smoky Mountains must be considered a classic locality, inasmuch as Dana's System (Palache et al.
Values were pH adjusted to the optimal historic level at plants using alum and iron salts (6.
Perhaps our most important mission as African-American alums is to provide a presence, leadership and mentorship on campus for current [black] students," says Larry Martin, executive director of program development for Syracuse University and a member of its African-American and Latino Association.
The "Bachelor" Season 21 alum also shared a photo from the ceremony with another important woman in his life.
It's a historic, family-friendly rivalry renewed each season to determine bragging rights around Southern California, no matter the rankings, bowl implications or incarcerated alums.
Wayne Mouritzen, a 60-year-old retired minister, contacted a local newspaper and questioned the school's tax-exempt status for its art museum after receiving a letter saying he and other gay alums would be arrested if they set foot on campus.