osmium

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Related to Element 76: osmium, Element 79, Element 77, Element 89, Element 67, Element 69

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.