- Black-and-Gold
- black-and-white
- black-figure technique
- black-figure vases
- black granite
- black gum
- black hand
- black hemlock
- black house
- black iron
- black iron pipe
- black label
- black lead
- black lead graphite
- black locust
- black paper
- black pipe
- black shellac
- black spruce
- black tupelo
- Black Vista
- black walnut
- blackout dates
- blackplate
- blacksmith
- blacksmith's forge
- blackwater
- blackwood
- blade
- blade sign
- bladed scarf joint
- blades
- blanc fixe
- blank
- blank arcade
- blank bolt
- blank door
- blank hinge
- blank jamb
- blank shield
- blank tracery
- blank wall
- blank window
- blanket insulation
- blast cleaning
- blast furnace
- blast-furnace slag
- blast pipe
- blazing fagots
- blazon
- blazonry
- bleachers
- bleachery
- bleaching agent
- bleaching board
- bleaching boards
- bled ingot
- bleed
- bleeder
- bleeder valve
- bleeding
- blend and extend
- blending
- Blenheim Palace
- Blessed Michael McGivney
- Blessed Solanus Casey
- Blessed Virgin Mary
- blessing
- Bleu Belge
- bleu turquin marble
- blight
- blind
- blind adjuster
- blind alley
- blind arcade
- blind arch
- blind area
- blind axle
- blind balustrade
- blind casing
- blind door
- blind fast
- blind fireplace
- blind floor
- blind flooring
- blind header
- blind hinge
- blind joint
- blind lift
- blind mortise
- blind-nail
- blind nailing
- blind opening
- blind pocket
- blind pull
- blind railing
- blind row
- blind stop
- blind storey
- blind story
- blind-story
- blind tracery
- blind valley
- blind wall
- blind window
- blinding glare
- blinding layer
- blindstory
- blinking eye
- blister
- blister steel
- BLM
- blobitecture
- blocage
- block
- block and block
- block and cross bond
- block and falls
- block and tackle
- block bond
- block books
- block bridging
- block capital
- block corner transom
- block cornice
- block flooring
- block-house
- block house
- block length
- block modillion
- block out
- block plan
- block square
- block tin
- block veneer
- blockbusting
- blocked
- blocked column
- blocked joint
- blocked pilaster
- blockehowse
- blockhouse
- blocking
- blocking buttress
- blocking course
- blocking-course
- blood
- bloom
- bloomated
- blooming mill
- blooming rolls
- blow
- blow insulation
- blow molding
- blow-out
- blowdown
- blower
- blowing iron
- blowing of mortar
- blown joint
- blue
- blue-and-white wares
- blue brick
- blue bronze
- blue glass
- blue gum
- blue label
- Blue Mountain stone
- blue print
- blue print paper
- blue printing
- blue prints
- blue process
- blue-short iron
- blue stain
- blue stake
- blue steel
- blue verdigris
- blueprint
- bluestone
- bluing
- blunt arch
- blunt-pointed arch
- blunt sword
- blushing
- BMV
- boar
- boar rampant
- board
- board and batten
- board-and-batten
- board and batten finish
- board and batten shutters
- board and batten siding
- board-and-batten siding
- board and brace work
- board composition matrix
- board door
- board fashion
- board foot
- board frame
- board governance
- board lath
- board-marked concrete
- board measure
- board-measure
- Board of Architectural Review
- board of directors
- board on board
- board-on-board
- board roof
- board siding
- board wall
- boarded wall
- boarding
- boarding brace
- boarding joist
- boards
- boardwalk
- boar's head couped
- boast
- boasted
- boasted surface
- boasted work
- boaster
- boasting
- boat
- boat bridge
- boat hook
- boat-hook
- boat house
- boat-house
- boat nail
- boat ratchet
- boat spike
- boathouse
- bob
- bobache
- bobeche
- BOCA Code
- bocage
- bocatorium
- bochka
- bodega
- bodhika
- Bodhisattiva
- bodhisattva
- body
- body and blood
- body buttress
- body colour
- body range
- body vault
- bog-garden
- bog iron
- bog spruce
- boghouse
- bogie
- Bohemian Paris
- boil
- boiler
- boiler felt
- boiler iron
- boiler plate
- boiler room
- boiler tube
- boilermaker's felt
- boiling test
- boiling test of cement
- bois comprime
- bois durci
- Bois Jourdain
- Boise sandstone
- boiserie
- bolado
- bold colors
- bole
- bolection
- bolection molding
- bolection moulding
- bolexion
- bollard
- Bollman truss
- bolongita
- bolster
- bolster beam
- bolster work
- bolsters
- bolt
- bolt drop
- bolt eye
- bolt head
- bolt lock
- bolted connection
- boltel
- bolting mill
- BOM
- boma
- bombe
- bombproof
- bomon
- bonanza tile
- bond
- bond beam
- bond-beam block
- bond breaker
- bond coat
- bond course
- bond face
- bond flemish
- bond header
- bond plaster
- bond resistance
- bond stone
- bond stress
- bond timber
- bond timbers
- bonded
- bonded posttensioning
- bonded terrazzo
- bonder
- bonderize
- bonders
- bonding agent
- bonding brick
- bonding course
- bonding layer
- bonds
- bondstone
- bone
- bone black
- bone glass
- bone house
- bone-house
- Boniface
- boning
- boning rod
- boning stick
- bonjon
- bonnet
- bonnet hip tile
- bonnet tile
- bonnet-top
- bonsai
- book
- book about a book
- book, font and chalice
- book match pattern
- book matched
- book matching
- book of hours
- Book of Hours
- book of Revelation
- Book of Wisdom
- bookholder
- booklift
- books influenced architecture
- bookstack
- bookstore
- bool work
- boom
- boom brace
- boom-out
- boom-seat
- boom tackle
- boomburb
- boomtown
- boomtown architecture
- boosted post
- booster pump
- boot
- boot scraper
- booth
- borate
- borax
- bord
- Borden system
- border
- border stone
- border tower
- bordure
- bordure embattled
- bore
- Boreas
- boring
- boring casing
- born
- borning rod
- borning room
- Borromini capital
- borrow pit
- borrow-pit
- borrowed light
- borstle
- bosco
- bosh
- bosket
- bosquet
- boss
- bossage
- bosse
- bossing
- Boston hip
- Boston hip roof
- Boston lap
- Boston Public Library
- Boston ridge
- Boston rocker
- BOT
- botanical garden
- botega
- boteras
- boterass
- boterasse
- boterice
- both-and
- both hands extended
- bothan
- bothe
- bothie
- bothy
- botonee
- botrasse
- botress
- Botticino
- bottle
- bottle-dungeon
- bottom
- bottom bar
- bottom car clearance
- bottom chord
- bottom cripple
- bottom cut
- bottom lateral bracing
- bottom laterals
- bottom nail
- bottom panel
- bottom rail
- bottom stone
- boudoir
- boudrot
- bough
- boulder
- boulder ditch
- bouldering
- boulders set in clay
- boule work
- bouleuterion
- boulevard
- boultell
- boultin
- boultine
- boulting mill
- bounce rate
- bound masonry
- boundaries
- boundary
- boundary marker
- boundary-stone
- boundary-stones
- bounds
- bouquet
- Bourbon architecture
- bourchier knot
- bourne
- bourse
- bousillage
- bousillage-entre-poteaux
- boutant
- bouteillerie
- boutel
- boutell
- boutique syndrome
- bovile
- bow
- bow and arrows
- bow and string
- bow compass
- bow-fett
- bow knot
- bow pen
- bow pencil
- bow saw
- bow-shape
- bow-shaped
- bow-string truss
- bow window
- bowed
- bowed bays
- bowed dormer
- bowed staircase
- bowed window
- bowen knot
- bower
- bowfat
- bowing
- Bowl
- bowl capital
- bowl light
- Bow's notation
