americium

1. A white metallic transuranic element of the actinide series, having isotopes with mass numbers from 237 to 246 and half-lives from 25 minutes to 7,950 years. Its longest-lived isotopes, Am 241 and Am 243, are alpha-ray emitters used as radiation sources in research. Atomic number 95; specific gravity 11.7; valence 3, 4, 5, 6. See Table at element.

2. A radioactive metallic element produced artificially by bombarding plutonium with high-energy neutrons .

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Top Words by points	Points	Word Game
americium	15	Scrabble

2 Letters	Scrabble® Points
ae	2
ai	2
am	4
ar	2
em	4
er	2
ma	4
me	4
mi	4
mm	6
mu	4
re	2
um	4

3 Letters	Scrabble® Points
ace	5
aim	5
air	3
ami	5
amu	5
arc	5
are	3
arm	5
cam	7
car	5
cru	5
cue	5
cum	7
cur	5
ear	3
eau	3
ecu	5
emu	5
era	3
ice	5
ire	3
mac	7
mae	5
mam	7
mar	5
mem	7
mic	7
mim	7
mir	5
mum	7
rai	3
ram	5
rec	5
rei	3
rem	5
ria	3
rim	5
rue	3
rum	5
umm	7

4 Letters	Scrabble® Points
acme	8
acre	6
amie	6
amir	6
arum	6
came	8
cami	8
care	6
cire	6
cram	8
cure	6
ecru	6
emic	8
emir	6
imam	8
mace	8
maim	8
mair	6
marc	8
mare	6
merc	8
mica	8
mice	8
mime	8
mire	6
miri	6
mura	6
mure	6
race	6
rami	6
ream	6
rice	6
rime	6
umma	8
urea	4
uric	6
arie	4
cria	6

5 Letters	Scrabble® Points
aimer	7
amice	9
amici	9
areic	7
aurei	5
auric	7
cauri	7
ceria	7
cream	9
crime	9
curia	7
curie	7
erica	7
icier	7
imaum	9
macer	9
mamie	9
micra	9
mimer	9
mimic	11
ramie	7
umami	9
umiac	9
uraei	5
ureic	7

6 Letters	Scrabble® Points
aecium	10
cammie	12
cerium	10
cummer	12
curiae	8
immure	10
maimer	10
uremia	8
uremic	10

7 Letters	Scrabble® Points
crummie	13
uraemic	11

9 Letters	Scrabble® Points
americium	15