hyetology

1. The scientific study of precipitation.

2. The science which treats of the precipitation of rain, snow, etc.

3. That branch of meteorology which treats of the phenomena of rain.

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Here are some other words you could make with the letters hyetology

Top Words by points	Points	Word Game
theology	15	Scrabble

2 Letters	Scrabble® Points
he	5
lo	2
eh	5
oe	2
oh	5
oy	5
te	2
to	2
ho	5
el	2
et	2
go	3
ye	5
yo	5

3 Letters	Scrabble® Points
ooh	6
leg	4
let	3
log	4
loo	3
lot	3
lye	6
yet	6
yeh	9
oho	6
ole	3
toy	6
oot	3
tye	6
ley	6
teg	4
tel	3
the	6
tho	6
thy	9
toe	3
tog	4
too	3
got	4
hot	6
hoy	9
hoo	6
hog	7
hoe	6
hey	9
het	6
goo	4
gey	7
get	4
gel	4
eth	6
ego	4

4 Letters	Scrabble® Points
ogle	5
gelt	5
gley	8
goth	8
they	10
tole	4
oleo	4
tool	4
toyo	7
yogh	11
hole	7
hyte	10
hoot	7
holy	10
holt	7
holo	7
loge	5
logo	5
logy	8
loot	4
loth	7
loto	4
helo	7

5 Letters	Scrabble® Points
holey	11
hooty	11
hotel	8
hotly	11
ethyl	11
thole	8
hoyle	11
hooey	11
goeth	9
helot	8
looey	8
hooly	11
ology	9
gooey	9

7 Letters	Scrabble® Points
theolog	11

8 Letters	Scrabble® Points
theology	15
ethology	15