air mass
anticyclone
artificial isotope
cold front
cold sector
cyclone
deuterium
front
heavy hydrogen
high
high-pressure area
isomer
isometric
isometric line
isopiestic line
isotherm
isothermal line
isotone
isotope
low
low-pressure area
nuclear isomer
occluded front
polar front
protium
radioactive isotope
radioisotope
squall line
stationary front
strontium 90
warm front
weather map
wind-shift line
isobare
isarithm
isogram
isopleth