Kata bahasa Indonesia
English word
HYPHEN
WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
Link, Gadget and Share 
WORDNET DICTIONARY
Noun iridium has 1 sense
- iridium(n = noun.substance) atomic number 77, ir - a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium; is a kind of metal, metallic element
CIDE DICTIONARY
iridium, n. [NL., fr. L. iris, iridis, the rainbow. So called from the iridescence of some of its solutions. See Iris.].
A rare metallic element of atomic number 77, of the same group as platinum, which it much resembles, being silver-white and indifferent to most corrosive agents, but harder, more brittle, and with a higher melting temperature (24101913 Webster]
" Iridium usually occurs as a native alloy with osmium (iridosmine or osmiridium), which may occur alone or with platinum. Iridium, as an alloy with platinum, is used in bushing the vents of heavy ordnance. It is also used for the points of gold pens, and in a finely powdered condition (iridium black), for painting porcelain black."
[1913 Webster]
OXFORD DICTIONARY
iridium, n. Chem. a hard white metallic element of the transition series used esp. in alloys.
Usage
Symb.: Ir.
Etymology
mod.L f. L IRIS + -IUM
See related words and definitions of word "iridium" in Indonesian