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Oz
Oz-Email
oz.
ozaena
Ozark chinkapin
Ozark chinquapin
Ozark Mountains
Ozark Plateau
Ozark sundrops
Ozarks
Ozawa
ozena
ozocerite
ozokerite
Ozonation
ozone
-- ozone hole --
ozone layer
ozone paper
ozone sickness
ozonic
ozonide
ozonification
Ozonium
ozonization
Ozonize
Ozonizer
Ozonometer
Ozonometric
Ozonometry
Ozonoscope
Ozonoscopic
ozonosphere
ozone hole
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Noun
1.
ozone hole
-
an
area
of
the
ozone
layer
(
near
the
poles
)
that
is
seasonally
depleted
of
ozone
hole
,
ozone
layer
,
ozonosphere
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