radiator

1. A cooling device, as in automotive engines, through which water or other fluids circulate as a coolant.

2. A heating device consisting of a series of connected pipes, typically inside an upright metal structure, through which steam or hot water is circulated so as to radiate heat into the surrounding space.

3. A transmitting antenna.

4. Physics A body that emits radiation.

5. one that as.

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

2 Letters	Scrabble® Points
ta	2
or	2
da	3
do	3
oi	2
od	3
it	2
aa	2
id	3
ti	2
to	2
at	2
ar	2
ai	2
ad	3

3 Letters	Scrabble® Points
tad	4
tar	3
oar	3
oat	3
oda	4
ora	3
ort	3
rad	4
rai	3
rat	3
ria	3
rid	4
rod	4
rot	3
tod	4
tor	3
ado	4
dot	4
aid	4
dor	4
dit	4
air	3
ait	3
art	3
tao	3
aro	3

4 Letters	Scrabble® Points
roar	4
torr	4
trod	5
road	5
riot	4
rota	4
trio	4
trad	5
tori	4
tora	4
toad	5
roti	4
tiro	4
taro	4
roid	5
dita	5
adit	5
airt	4
aria	4
arid	5
dart	5
data	5
dato	5
dirt	5
rato	4
doat	5
doit	5
dorr	5
drat	5
raid	5
raia	4
orra	4
orad	5
iota	4

5 Letters	Scrabble® Points
aroid	6
triad	6
tiara	5
tardo	6
aorta	5
ardor	6
droit	6
atria	5
radar	6
radio	6
raita	5
ratio	5
riata	5

6 Letters	Scrabble® Points
adroit	7
torrid	7
ritard	7

8 Letters	Scrabble® Points
radiator	9