- b ... Baarova, Lida
- Baasha ... Babeuf, Gracchus
- Bábí faith ... Babylonians, The
- Babylonioi ... Bachman, Charles William, III
- Bachman, Hannah ... background radiation
- Background to Danger ... Bad as Me
- Bad Aussee ... badge
- badger ... Baeyer, Adolf von
- Baeyer, Johann Friedrich Wilhelm Adolf von ... Bagot Commission
- Bagot, Charles ... Ba?r, al-
- Bahr, Egon Karl-Heinz ... Baile Meánach, An
- Baile Monaidh ... Baird, Spencer Fullerton
- Baird, Tadeusz ... Baker, Alan
- Baker, Anita ... Bakhuysen, Ludolf
- Bak? ... balam
- Balan, Vidya ... baldachin
- baldachin ... Balearis Major
- baleen ... Balkonen
- ball ... Ballesteros, Severiano
- Ballestrero, Anastasio Alberto Cardinal ... Ballynahinch
- balm ... Baltimore and Ohio Railroad
- Baltimore Bullets ... bamboo palm
- bamboo rat ... Bancroft, Edward
- Bancroft, Effie Wilton ... Banderoles, Master of the
- bandfish ... Bangkok International Banking Facility
- Bangkok Metropolis ... Bank of France
- Bank of New York Company, Inc., The ... Banqiao
- Banqiao Dam ... Baoruco, Sierra de
- Baotou ... Barabbas
- Barabbas ... Bārbār
- Barbara ... Barbershop: The Next Cut
- Barberton ... Barclay de Tolly, Mikhail Bogdanovich, Prince
- Barclay, Alexander ... bargello work
- Barger, George ... Barker, George Granville
- Barker, Harley Granville ... Barnard’s star
- Barnard, Chester Irving ... Baroda
- Baroghil Pass ... Barrage contre le Pacifique, Un
- Barrage contre le Pacifique, Un ... Barrin, Roland-Michel
- Barring poll tax in federal elections ... Barsetshire novels
- Bar?ī?ā ... Bartold, Vasily Vladimirovich
- Bartoletti, Bruno ... basal core eudicot
- basal eudicot ... Basel Committee on Banking Supervision
- Basel Conference ... basidia
- basidiocarp ... basket
- basket ... Bassano, Leandro
- Bassanowicz, Jonas ... Bastwick, John
- Basu, Jyoti ... Bateman, Henry Mayo
- Bateman, Hester ... Bathurst, Henry, 2nd Earl, Baron Bathurst of Battlesden, Lord Apsley, Baron of Apsley
- bathyal zone ... Batten, Jane Gardner
- Batten, Jean ... Battleground
- battlement ... Bauhin, Gaspard
- Bauhin, Jean ... bay
- Bay Area Laboratory Co-operative ... Bayezid I
- Bayezid II ... bazoo
- bazooka ... Beach-la-Mar
- Beaches ... bear cat
- Bear Flag ... beatboard
- beater ... Beaugency, Council of
- Beauharnais, Alexandre, vicomte de ... Beaver
- Beaver Coat, The ... Becker, Gary S.
- Becker, Gary Stanley ... Bedford, Francis Russell, 4th earl of
- Bedford, Francis Russell, 5th duke of ... beef
- beef cattle ... Begg, Dame Heather
- Begg, Isoleen Heather ... Behind the Mirror: A Search for a Natural History of Human Knowledge
- Behind the Painting and Other Stories ... Beira
- Beira ... Belagula
- Belahan ... Belgium, Battle of
- Belgium, flag of ... Bell XS-1
- Bell’s inequality ... Bellay, Joachim du
- bellbine ... Bellori, Giovanni Pietro
- Bellotto, Bernardo ... Beloved Returns, The
- Beloved, The ... Bemer, Robert William
- Bemidbar ... Benda, Franz
- Benda, Friedrich Ludwig ... Benedictine Armenian Antonine Monks
- Benedictine Rule ... Bengalooru
- Bengaluru ... Benn, Sir Ernest John Pickstone, 2nd Baronet
- Benn, Tony ... Benson, Sir Frank
- Benson, Sir Frank Robert ... benzimidazole
- benzin, petroleum ... Berdiansk
- Berdichev ... Bergdama
- Berge, Meere und Giganten ... beriberi
- Beriberi language ... Berlin, Irving
- Berlin, Isaiah ben Judah Loeb ... Bernard of Pisa
- Bernard Quesnay ... Bernstein and the Social Democratic Program
- Bernstein of Leigh, Sidney Lewis Bernstein, Baron ... berserkr
- Bershad, Sheldon Leonard ... Berzsenyi, Dániel
- Bes ... Best, Charles Herbert
- Best, George ... beta-plus decay
- beta-propiolactone ... Betsey Brown
- Betsiboka avahi ... Beuchat, Georges
- Beuckelson, Jan ... Bez solntsa
- Beza, Theodore ... Bhanudeva IV
- Bhar Basin ... Bhindranwale, Sant Jarnail Singh
- Bhir ... Biancardi, Sebastiano
- Biancheng ... Bibliotheca Alexandrina
- Bibliotheca antiquaria ... Biddle, James
- Biddle, John ... big beat
- Big Beaver Island ... Big Red
- Big Red ... bigophone
- Bigordi, Domenico di Tommaso ... Bildad
- Bilder aus der deutschen Vergangenheit ... Billingsley, William
- Billington, James Hadley ... binaural beat
- binaural effect ... Binxian
- Binyon, Laurence ... Bioi sophistōn
- bioinformatics ... Biorhiza pallida
- biorhythm ... bird flower
- bird flu ... Birkenhead, Frederick Edwin Smith, 1st Earl of, Viscount Furneaux of Charlton, Viscount Birkenhead of Birkenhead, Baron Birkenhead of Birkenhead
- Birkenia ... Bir?ebbu?a
- Birzebbugia ... Bismarck brown
- Bismarck Range ... bitter
- bitter almond ... Bj?rneborg
- Bj?rnson, Bj?rnstjerne Martinius ... black code
- black cohosh ... Black Is Black
- Black Jack ... black peter
- black phoebe ... Black Tigers
- black titi ... black-headed grosbeak
- black-headed gull ... blacklist
- blacklist, Hollywood ... Blade III
- Blade Runner ... Blanc, Louis
- Blanc, Mel ... Blarina carolinensis
- Blarina hylophaga ... Bleak Moments
- Blechnaceae ... Blier, Bertrand
- Blige, Mary J. ... Blizzard, The
- BLM ... Blom, Jan
- Blomberg, Werner Eduard Fritz von ... blood vessel transplant
- blood volume ... blossom-end rot
- Blossoming Port, The ... Blue Eyes Crying in the Rain
- blue fescue ... blue sky law
- blue spirea ... Blues for Mister Charlie
- Blues in the Night ... BMI
- BMI ... Boatman and Other Poems, The
- boatswain ... Bocher, Joan
- B?cher, Maxime ... body cavity
- body colour ... Boeren Beschermings Vereeniging
- Boeren Breughel ... Bogomils
- Bogong, Mount ... Bohr, Aage Niels
- Bohr, Harald August ... Bokassa I
- Bokassa, Jean-Bédel ... Bolgar Turkic language
- Bolgary ... Bolshevik Revolution
- Bolsheviki ... Bombay
- Bombay Dreams ... Bonaparte, Marie-Pauline
- Bonaparte, Mathilde-Letizia-Wilhelmine ... bone cancer
- bone carving ... Boniface, Saint
- Bonifacio ... bony labyrinth
- bony pelvis ... Book of Rules
- Book of Rules, The ... Boon, Alan Wheatley
- Boon, Louis-Paul ... Borah, William Edgar
- Boran Oromo ... Bordone, Paris
- Bordone, Paris Paschalinus ... Boris Godunov
- Boris I ... Bororo
- Bororo ... Boscà I Almogàver, Joan
- boscage ... Boss, Benjamin
- Boss, Lewis ... Boswell, Helvetia
- Boswell, James ... botryoidal texture
- Botryosphaeriales ... Bouchardon, Edmé
- Bouche-Villeneuve, Christian Fran?ois ... Boulle, Pierre
- Boulle, Pierre-Fran?ois-Marie-Louis ... Bourbon, ?le de
- Bourbon, Jean I, 4e duc de ... Bousset, Hugo
- Bousset, Wilhelm ... bowel movement
- Bowell, Sir Mackenzie ... Bowral
- Bowring Treaty ... Boyarskikh, Klaudia
- Boyarynya Morozova, The ... Boyz n the Hood
- boza ... Brachystegia laurentii
- Brachystola magna ... Bradoriida
- Bradshaw style ... Brahinsky, Mani
- Brahm, Otto ... Braithwaite, Eustace Edward Ricardo
- Braithwaite, Max ... Brand, Sir Johannes Henricus
- Brand, Sir Quintin ... Branta leucopsis
- Branta ruficollis ... Brattain, Walter Houser
- Bratteli, Trygve ... Brazil Current
- Brazil nut ... break-even grade
- break-even stripping ratio ... Breda, Battle of
- Breda, Compromise of ... Brennan, Walter Andrew
- Brennan, William Joseph, Jr. ... Bretton Woods Conference
- Bretton Woods system ... briard
- Briare Canal ... Bridges’s degu
- Bridges, Alfred Bryant Renton ... Briggflatts
- Briggs v. Elliott ... Brindabella Range
- Brindisi ... Bristol Zoo
- Bristol, George Digby, 2nd earl of ... British Falconer’s Club
- British Film Institute ... Britrail
- Britt Reid ... Broadus, Cordozar Calvin, Jr.
- Broadway ... Broglie, Louis-César-Victor-Maurice, 6e duc de
- Broglie, Louis-Victor, 7e duc de ... Bronfenbrenner, Urie
- Bronfman, Edgar M., Jr. ... Brooke, Sir Charles Anthony Johnson
- Brooke, Sir Charles Vyner de Windt ... Brophy, Brigid Antonia
- Brorson, Hans Adolf ... brown
- Brown & Williamson Tobacco Corporation ... Brown, Clarence
- Brown, Clarence ... Brown, Ray
- Brown, Raymond Edward ... Brownson, Orestes Augustus
- Brownstein, Carrie ... Bruegel, Jan, the Elder
- Bruegel, Pieter, II, the Younger ... Brunel College of Advanced Technology
- Brunel Deschamps, éliette ... Brush, George de Forest
- brush-footed butterfly ... Bryce Canyon National Park
- Bryce Echenique, Alfredo ... BTK Killer
- BTO ... Buchan River
- Buchan spell ... Bucking Island
- Bucking the Sarge ... Buddha of Infinite Light
- Buddha Purnima ... Buenos Aires Affair, The
- Buenos Aires tetra ... Bugenhagen, Johannes
- Bugge, Elseus Sophus ... Bukovina
- Bukovyna ... bulk matter
- bulk modulus ... Bullock School
- Bullock’s oriole ... Bundesmann, Anton
- Bundesmann, Emil ... bunya pine
- Bunyan ... Burckhardt, Johann Ludwig
- Burckhardt, Rudy ... Burghley, Lord
- Burghley, William Cecil, 1st Baron ... Burke, Johnny
- Burke, Kenneth ... Burne-Jones, Sir Edward Coley, 1st Baronet
- Burned-Over District ... Burns, William J.
- Burnside Bridge ... Burton, Brian
- Burton, Charles Robert ... Busch, Wilhelm
- Büsching, Anton Friedrich ... Busi, Aldo
- Busia, Kofi ... butanedione
- butanethiol ... Butler, Terry
- Butler, Uriah ... Button, Richard Totten
- Button, Sir Thomas ... buzzard hawk
- buzzard kite ... Byrd, Henry Roeland
- Byrd, James, Jr. ... BZ?
