uranium

1. A heavy silvery-white metallic element, radioactive and toxic, easily oxidized, and having 14 known isotopes of which U 238 is the most abundant in nature. The element occurs in several minerals, including uraninite and carnotite, from which it is extracted and processed for use in research, nuclear fuels, and nuclear weapons. Atomic number 92; atomic weight 238.03; melting point 1,132°C; boiling point 3,818°C; specific gravity 18.95; valence 2, 3, 4, 5, 6. See Table at element.

2. A silvery heavy radioactive polyvalent metallic element that is found especially in and exists naturally as a mixture of mostly nonfissionable isotopes .

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Top Words by points	Points	Word Game
uranium	9	Scrabble

2 Letters	Scrabble® Points
am	4
an	2
ar	2
ai	2
mu	4
mi	4
ma	4
um	4
in	2
un	2
nu	2
na	2

3 Letters	Scrabble® Points
mun	5
rin	3
run	3
nam	5
nim	5
rum	5
rai	3
ram	5
ran	3
ria	3
rim	5
mar	5
mir	5
aim	5
ain	3
air	3
man	5
uni	3
urn	3
ami	5
amu	5
arm	5
ani	3

4 Letters	Scrabble® Points
muni	6
unau	4
unai	4
rain	4
rami	6
rani	4
ruin	4
mura	6
mina	6
maun	6
mair	6
main	6
arum	6
amir	6
amin	6
airn	4

5 Letters	Scrabble® Points
nairu	5
ramin	7
inarm	7
aurum	7
unarm	7

6 Letters	Scrabble® Points
rumina	8

7 Letters	Scrabble® Points
uranium	9