arsenic

1. Of or containing arsenic, especially with valence 5.

2. Of, relating to, or containing arsenic especially with a valence of five.

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1. A highly poisonous metallic element having three allotropic forms, yellow, black, and gray, of which the brittle, crystalline gray is the most common. Arsenic and its compounds are used in insecticides, weed killers, solid-state doping agents, and various alloys. Atomic number 33; atomic weight 74.922; valence 3, 5. Gray arsenic melts at 817°C (at 28 atm pressure), sublimes at 613°C, and has a specific gravity of 5.73. See Table at element.

2. Arsenic trioxide.

3. A trivalent and pentavalent metalloid poisonous element that is commonly metallic steel gray, crystalline, and brittle and is used especially in wood preservatives, alloys, and semiconductors .

4. A poisonous trioxide AsO or AsO of arsenic used especially as an insecticide or weed killer .

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Here are some other words you could make with the letters arsenic, you can also
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Top Words by points	Points	Word Game
arcsine	9	Scrabble

2 Letters	Scrabble® Points
ae	2
ai	2
an	2
ar	2
as	2
en	2
er	2
es	2
in	2
is	2
na	2
ne	2
re	2
si	2

3 Letters	Scrabble® Points
ace	5
ain	3
air	3
ais	3
ane	3
ani	3
arc	5
are	3
ars	3
can	5
car	5
cis	5
ear	3
ens	3
era	3
ern	3
ers	3
ice	5
ins	3
ire	3
nae	3
rai	3
ran	3
ras	3
rec	5
rei	3
res	3
ria	3
rin	3
sac	5
sae	3
san	3
sea	3
sec	5
sei	3
sen	3
ser	3
sic	5
sin	3
sir	3
sri	3

4 Letters	Scrabble® Points
aces	6
acne	6
acre	6
ains	4
airn	4
airs	4
anes	4
anis	4
arcs	6
ares	4
asci	6
cain	6
cane	6
cans	6
care	6
carn	6
cars	6
case	6
cine	6
cire	6
cris	6
earn	4
ears	4
eras	4
erns	4
ices	6
ires	4
naes	4
narc	6
near	4
nice	6
race	6
rain	4
rais	4
rani	4
rase	4
recs	6
rein	4
reis	4
rias	4
rice	6
rins	4
rise	4
sain	4
sane	4
sari	4
scan	6
scar	6
sear	4
sera	4
sice	6
sine	4
sire	4
nare	4
arie	4
cria	6

5 Letters	Scrabble® Points
acnes	7
acres	7
airns	5
anise	5
areic	7
arise	5
cains	7
cairn	7
caner	7
canes	7
cares	7
carns	7
carse	7
ceria	7
cines	7
cires	7
crane	7
cries	7
earns	5
erica	7
escar	7
nacre	7
narcs	7
nares	5
naric	7
naris	5
nears	5
nicer	7
races	7
rains	5
raise	5
rance	7
ranis	5
reais	5
reins	5
resin	5
rices	7
rinse	5
risen	5
saice	7
saner	5
sarin	5
scare	7
scena	7
scran	7
serac	7
serai	5
serin	5
since	7
siren	5
snare	5
crias	7

6 Letters	Scrabble® Points
arisen	6
arsine	6
cairns	8
caners	8
caries	8
carnie	8
casein	8
casern	8
cerias	8
cranes	8
ericas	8
incase	8
nacres	8
rances	8
sarnie	6

7 Letters	Scrabble® Points
arcsine	9
arsenic	9
carnies	9