- anchor tower
- anchor wall
- anchorage bearing
- anchorage bend
- anchorage end
- anchorage region
- anchorage shaft
- anchorage system
- anchorage zone
- antechapel
- anteclise
- antefix
- antenna gain
- anteroom
- anthropogenic relief
- anthropometry
- anti resonance
- anti-condensation
- anticipate
- anticlastic surface
- anticlinal fault
- anticorrosive treatment
- anticreeper
- antifading
- antiflood
- antifouling paint
- antifriction bearing
- anchored wall
- anchoring
- anchoring capacity
- anchoring effort
- anchoring rail
- ancient architecture
- andesite
- andesitic ash
- anechoic
- anechoic room
- angel
- angle
- angle beam
- angle bracket
- angle capital
- angle fishplates
- angle frame
- angle iron
- angle purlin
- angle strut
- angular intersection
- anhydrite
- anhydrous
- animal remains
- animated
- anion exchanger
- anisotropic foundation
- annual gap
- annular
- annular plate
- annular vault
- anode reaction
- anodic protection
- another
- anta cap
- anteport
- antiheaving measures
- antiknock
- antilogarithm
- antimalaria center
- antimicrobial coating
- antiputrefactive paint
- antiputrescent
- antiquarium
- antique brick
- antiquity
- antirust composition
- antirust paint
- antirusting varnish
- antiseepage cofferdam
- antiseismic insert
- antiseismic joint
- antiseismic module
- antisymmetric load
- antisymmetrical load
- antivibration mountings
- antivibration support
- antonyms
- anyway
- apartment
- apartment block
- apartment building
- apartment hotel
- apartment house
- apartment unit
- aperiodic
- aperture
- aperture width
- apex
- apex connector
- apex load
- apex stone
- apiary