WorldWar II volume 15 page 71
Nurnberg (city in Germany): see in index
Nuremberg
Nurnberg trials (1945-46, Germany): see
in index Nuremberg trials
nurse (medical profession): see in index
nursing
nurse midwife (medical profession)
nursing volume 9 page 111
nurse practitioner (medical profession)
nursing volume 9 page 111
nursery rhyme (literature)
MAIN ARTICLE volume 9 page 110
MORE TO EXPLORE
storytelling volume 12 page 194
nursing (breast-feeding a baby)
endocrine system volume 4 page 135
polar bear cubs picture, volume 8
page 35
nursing (medical profession)
MAIN ARTICLE volume 9 page 111, picture,
volume 9 page 111
MORE TO EXPLORE
Nightingale volume 9 page 70
Nut (Egyptian goddess)
Re volume 11 page 31
nut (food)
MAIN ARTICLE volume 9 page 112
MORE TO EXPLORE
shell volume 12 page 80
Nutrasweet (sugar substitute): see in index
aspartame
nutrient (biochemistry)
food and nutrition volume 5 page 43
nutrition
MAIN ARTICLE volume 5 page 43
MORE TO EXPLORE
absorption and delivery
liver functions picture, volume 7
page 167
lymph and blood vessels picture, volume
7 page 190
living thing volume 7 page 168
USDA food guide pyramid picture, volume
5 page 44
Nuu-chah-nulth (Native American
people): see in index Nootka
Nuuk (capital city of Greenland)
Greenland volume 5 page 157
N.W.A. (U.S. rap group)
rap volume 11 page 27
NWSA (U.S. political organization): see
in index NationalWoman Suffrage
Association
Nyamulagira, Mount (mountain in
Democratic Republic of the Congo)
Virunga Mountains volume 14 page 97
Nyasa, Lake (lake in Africa)
Malawi shore picture, volume 8 page 26
Nyasaland Districts Protectorate
(African-British history)
Malawi volume 8 page 26
Nyatsimba (African king)
Monomotapa volume 8 page 169
Nycticebus (primate): see in index slow
loris
Nyiragongo, Mount (mountain in
Democratic Republic of the Congo)
Virunga Mountains volume 14 page 97
nylon (man-made fiber)
clothing volume 3 page 142
fibers volume 5 page 17
nymph (Greek mythology)
Perseus volume 10 page 60
O (chemical element): see in index oxygen
182 nuclear radiation BRITANNICA STUDENT ENCYCLOPEDIA
O3: see in index ozone
Oahu (island in Hawaii, U.S.)
Hawaii volume 6 page 27
oak (tree and shrub)
MAIN ARTICLE volume 9 page 114, picture,
volume 9 page 114
oar (watercraft part)
boat types picture, volume 2 page 98
navy volume 9 page 26
OAS (Pan-American organization): see in
index American States, Organization of
oasis (geological feature)
Ashgabat volume 1 page 199
desert volume 4 page 40
Sahara volume 12 page 8
oat bran
oats volume 9 page 115
oat flour
oats volume 9 page 115
oats (grain)
MAIN ARTICLE volume 9 page 114
MORE TO EXPLORE
oat plants picture, volume 9 page 114
OAU (intergovernmental organization):
see in index African Unity, Organization
of
Oaxaca (state in Mexico)
Zapotec volume 15 page 103
Obama, Barack (president of the U.S.)
MAIN ARTICLE volume 9 page 115, picture,
volume 9 page 115
MORE TO EXPLORE
timeline volume 9 page 116
obelisk (pillar)
Aksum volume 1 page 59, picture, volume
1 page 59
Oberon (moon of Uranus)
Uranus volume 14 page 39
objective lens (optical device)
binoculars volume 2 page 72, picture,
volume 2 page 72
microscope volume 8 page 120
telescope volume 13 page 38
oboe (musical instrument)
wind instruments picture, volume 8
page 217
observatory (astronomy): see in index
astronomical observatory
observing station: see in index weather
station
obtuse angle (mathematics)
geometry volume 5 page 98
“O Canada” (Canadian national anthem)
national anthem volume 9 page 13
occupational safety: see in index safety
ocean (Earth feature)
MAIN ARTICLE volume 9 page 117
MORE TO EXPLORE
climate volume 3 page 137
exploration volume 4 page 174
food chain picture, volume 5 page 45
prehistoric life volume 10 page 145
tsunami volume 13 page 103, picture,
volume 13 page 104
water volume 15 page 22
ocean basin (Earth feature)
ocean volume 9 page 118
ocean current
Atlantic Ocean volume 1 page 221
ocean volume 9 page 117
Pacific Ocean volume 10 page 4
ocean floor
ocean volume 9 page 118
oceanic island picture, volume 6
page 166
tube worms picture, volume 9 page 118
Oceania (region in the Pacific Ocean)
MAIN ARTICLE volume 9 page 119
MORE TO EXPLORE
images
dancers in Papua New Guinea picture,
volume 9 page 121
French Polynesian islands picture, volume
9 page 119
peoples: see in index Maori
oceanic dolphin (mammal): see in index
true dolphin
oceanic island (geology)
coral atoll picture, volume 6 page 167
island volume 6 page 167, picture, volume
6 page 166
oceanic ridge (marine geology)
ocean volume 9 page 118
oceanic trench (marine geology): see in
index trench
ocean liner (ship): see in index cruise ship
oceanography (science)
bathyscaphe picture, volume 4 page 174
ocean volume 9 page 119
submarine picture, volume 9 page 119
Oceanside (city in California, U.S.)
California missions table, volume 8
page 140
ocellated turkey (bird)
turkey volume 13 page 114
ocelot (mammal)
MAIN ARTICLE volume 9 page 122, picture,
volume 9 page 122
Octavia (wife of Mark Antony)
Cleopatra volume 3 page 135
Octavian (Roman emperor): see in index
Augustus
October Revolution (Russian history)
Russian Revolution volume 11 page 108
octopus (mollusk)