osmium


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Related to osmium: osmium tetroxide

osmium

 (Os) [oz´me-um]
a chemical element, atomic number 76, atomic weight 190.2. (See Appendix 6.)

os·mi·um (Os),

(oz'mē-ŭm),
A metallic element of the platinum group, atomic no. 76, atomic wt. 190.2.
[G. osmē, smell, because of the strong odor of the tetroxide]

osmium

/os·mi·um/ (Os) (oz´me-um) chemical element, at. no. 76.
osmium tetroxide  a fixative used in preparing histologic specimens, OsO4.

osmium (Os)

[oz′mē·əm]
Etymology: Gk, osme, odor
a hard, grayish, pungent-smelling metallic element. Its atomic number is 76; its atomic mass is 190.2. Used to produce alloys of extreme hardness, it is highly toxic and is slowly converted to the highly volatile, pungent-smelling, extremely toxic osmium tetroxide (OsO4) in air.

os·mi·um

(oz'mē-ŭm)
A metallic element of the platinum group, atomic no. 76, atomic wt. 190.2.

osmium (zˑ·mē·m),

n 1. a hard, gray, toxic metallic element; the symbol is Os.
2. a homeopathic trituration of metallic osmium.

os·mi·um

(Os) (oz'mē-ŭm)
A metallic element of the platinum group.

osmium (Os) (oz´mēəm),

n a hard, grayish, pungent-smelling metallic element. Its atomic number is 76 and its atomic weight is 190.2. It is used to produce alloys of extreme hardness and is highly toxic.

osmium

a chemical element, atomic number 76, atomic weight 190.2, symbol Os. See Table 6.

osmium tetroxide
a pathology stain and fixative; called also osmic acid.
References in periodicals archive ?
He made with the distillate the tests known for osmium and had positive results.
Osmium tetroxide has a pungent smell and comes from the Greek word for 'stench'.
mCloud Osmium is a multi-tenant, scalable public cloud solution with built-in billing software that immediately gives service providers the ability to compete effectively with Amazon Web Services (AWS) in price and performance with zero R&D.
And police moved to disrupt the alleged plot at an early stage before any osmium tetroxide was obtained.
Osmium for Men's specially formulated shaving cream will protect, soften and soothe your skin whilst providing an ultra-close and comfortable shave.
In light of the preliminary results which strongly suggest the presence of additional platinum group elements, specifically, rhodium, iridium, osmium, ruthenium and rhenium; Noront has instructed Activation Laboratories Ltd.
Compounds containing Ruthenium and Osmium - which are found in the same part of the periodic table as the precious metals platinum and gold - have been found to kill colon cancer cells.
Potentially lethal osmium tetroxide can be bought on the internet for pounds 17 a gram.
A plan to use a highly toxic chemical called osmium tetroxide was uncovered after communications between terror suspects were monitored.
OSMIUM tetroxide also known as osmic acid is a catalyst used in labs around the world.
5% glutaraldehyde and 1% osmium tetroxide, stained with 4% uranyl acetate, dehydrated through a graded series of alcohols and propylene oxide, and embedded in a mixture of Epon-substitute and Araldite.
Samples were washed in phosphatebuffered saline solution, and then a second fixative, thiocarbohydrazide and osmium tetroxide, was applied to preserve lipids and large molecules.