Category:Alphabetical Index
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| International Dictionary of Marine Aids to Navigation |
This Category contains all term definition pages of the IALA dictionary. This includes both the original 1970-89 dictionary terms and those terms added later.
[Category:IALA Dictionary| q]
Pages in category "Alphabetical Index"
The following 500 pages are in this category, out of 2,812 total.
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- A-display
- A-N Radio range
- A.C. tachometer
- Aberration
- Absolute accuracy
- Absolute position
- Absorptance
- Absorption
- Abutment
- Accelerator
- Access hatch
- Access ladder
- Access manhole
- Accident
- Accreditation
- Accredited AtoN Training Organisation
- Accuracy
- Acetylene
- Acetylene/es
- Acoustic impedance
- Acoustic noise
- Acronyms
- Actual range of a sound signal
- Actuator
- Adaptation
- Adaptation training
- Adcock antenna
- Adcock direction finder
- Adder
- Additional Secondary Factors (ASF)
- Additive
- Aerial mast
- Afterglow
- Aggregate
- Aid to Navigation
- Aid to navigation station
- Air chamber
- Air compressor
- Air flow guide
- Air termination
- Air termination (of a lightning protection system)
- Air turbine
- Air-cooled engine
- Air-depolarised cell
- Air-mass
- Airtight
- Alarm
- Alarm system
- Alert
- Alert limit (or threshold value)
- Algorithm
- All-Round Light
- Allard's Law
- Allied Services
- Allowable stress
- Alloy
- Along-track error
- Alphanumeric
- Alteration
- Alternating Light
- Alternating Sectors
- Alternating-current machine
- Alternating-current motor
- Alternator
- Aluminium
- Ambient noise
- Ambiguity
- Ampere-hour efficiency
- Amplidyne
- Amplitude
- Amplitude modulation (AM)
- Amplitude of an observed heavenly body
- Analogue data
- Analogue signal
- Analogue-digital convertor
- Anchor
- Anchor bar
- Anchor davit
- Anchor ring
- Anchor shackle
- Anchorage
- Anchorage Mark (or Buoy)
- Anchoring
- Anechoic room
- Angle modulation
- Angle of Divergence
- Angle of incidence
- Angle of internal friction
- Angle of Polarization
- Angle of reflection
- Angle of refraction
- Angle of Uncertainty
- Angle section
- Angular deviation loss
- Angular frequency
- Angular resolution
- Anode
- Anode efficiency of an R.F. stage
- Anodising
- Antenna
- Antenna array
- Antenna effect
- Antenna feed
- Antenna matching unit
- Antenna radiation resistance
- Anti-clutter gain control
- Anti-fouling paint
- Anti-fouling paint/es
- Anti-vibration mountings
- Antinode
- Aperiodic antenna
- Aperture
- Appearance of Light
- Approaches
- Approval
- Approved AtoN Training Course
- Approved VTS training course
- Arc
- Arc (Discharge)
- Arc Lamp
- Archaeology
- Armature
- Armour (of a cable)
- Arris
- Articulated beacon
- Artificial antenna
- Asbestos
- Ashlar
- Assembled Lens
- Assigned frequency
- Assigned frequency band
- Astragals
- Astragals (2)
- Asynchronous motor
- Atmospheric Refraction
- Atmospheric Transmission Factor
- AtoN Personnel
- AtoN provider
- Atterberg limits
- Audible Signal
- Audit
- Augmentation
- Aural critical band
- Aural masking
- Auto-transformer
- Auto-transformer starting (of an a.c. motor)
- Automatic control
- Automatic control system
- Automatic direction finder
- Automatic frequency control
- Automatic gain control
- Automatic Identification System (AIS)
- Automatic Identification System (AIS) (2)
- Automatic Identification System (AIS) (3)
- Automatic light vessel
- Automatic noise limiter
- Automatic operation
- Automatic self-starting generator set
- Automatic sequence control
- Automation
- Auxiliary contact
- Availability
- Availability (qualitative)
- Availability (quantitative)
- Average load
- Axial thrust
- Axis (of a fixed lens)
- Azimuth-stabilised P.P.I.
B
- B-display
- Back echo
- Back lobe
- Background Lighting
- Background Luminance
- Backing
- Backing anchor
- Backlash
- Backshore
- Backwash
- Backwash (GB)
- Bad-bearing sector
- Bake buoy
- Ballast
- Ballast (2)
- Ballast (3)
- Ballast Lamp
- Ballast/es
- Balustrade
- Band pressure level
- Band sound power level
- Bandwidth characteristic
- Bank (1)
- Bank (2)
- Bar
- Bar (2)
- Barge
- Barrel Buoy
- Base line
- Base line extension
- Baseband
- Batch
- Batten
- Batter (of a wall)
- Battery
- Battery charger
- Battery connected to a power source
- Battery lead
- Battery rack
- Battery room
- Baud
- Baulk
- Bayonet Cap
- Bayonet Cap/es
- Beach
- Beacon
- Beam
- Beam width
- Bearing
- Bearing (of a load)
- Bearing - Relative
- Bearing calibration
- Bearing capacity
- Bearing circle
- Bearing correction
- Bearing surface
- Bearings
- Beat
- Beat frequency oscillator
- Beat oscillator
- Beat reception
- Bed (of a machine)
- Bedplate
- Bedplate (2)
- Bedrock
- Bell
- Bell buoy
- Bell Buoy (2)
- Bell striker
- Bell striker - Dwell time
- Bell striker - Plunger
- Bellini-Tosi antenna
- Bellini-Tosi direction finder
- Belt (of a fixed lens)
- Bending
- Bending moment
- Bezold-Briicke Phenomenon
- Biconical antenna
- Bifurcation
- Bifurcation Mark (or Buoy)
- Binary
- Binary code
- Binary coded decimal (notation)
- Binary counter
- Binary digit
- Binder
- Bitumen
- Blade (of a wind-power generator)
- Blade pitch
- Blasting
- Blinding
- Blinking
- Blip
- Blip scan ratio
- Block
- Block diagram
- Blocking diode
- Blocking diode/es
- Blondel-Rey Law
- Body
- Bolt
- Bond (of brickwork, etc.)
- Bond (reinforced concrete)
- Boost charge
- Booster transformer
- Bored piling
- Borehole log
- Bosun's chair
- Bow roller
- Bower anchor
- Box pile
- Brace
- Braided conductor
- Braiding (of a cable)
- Brass
- Breadboard model
- Breaking (of waves)
- Breakwater
- Breakwater (2)
- Brick
- Bridge pier
- Bridle
- Bridle (chain)
- Bright display
- Bringing into service
- Broad-band antenna
- Broadside array
- Bronze
- Brush
- Bucket dredger
- Buckling (of a plate or web)
- Buckling (of a strut or column)
- Buffer
- Buffer stage
- Building contractor
- Bulb
- Bulb/es
- Bulldozer
- Bullivant nipper
- Bullseye
- Bunch Filament (G.B.)
- Buoy
- Buoy (2)
- Buoy (3)
- Buoy lantern
- Buoy lantern/es
- Buoy light
- Buoy light/es
- Buoy pocket
- Buoy station
- Buoy store
- Buoy vent
- Buoy working gangway (GB)
- Buoy yard
- Buoyage and beaconage
- Buoyant beacon
- Burn-in
- Burner
- Busbar
- Butane
- Butane/es
- Buttress
C
- Cable
- Cable (2)
- Cable holder (GB)
- Cable reliever
- Cable terminal box
- Cairn
- Caisson
- Calibration marks
- Calorific value (of a fuel)
- Camshaft
- Can Buoy
- Canal
- Candela
- Candela per Square Metre
- Cannibalization
- Canopy
- Cantilever
- Cap(G.B.)
- Capacitor motor
- Capacity (of a cell or battery)
- Capstan
- Carbon Arc Lamp
- Carbon dioxide
- Carburettor
- Cardinal system of marking
- Cardioid reception
- Carrier (wave)
- Carrier power
- Carrier power (2)
- Cast in-situ piling
- Cast iron
- Catadioptric
- Cathode
- Cathode ray direction finder
- Cathode ray tube display
- Cathodic protection
- Cathodic protection (2)
- Cathodic protection/es
- Catoptric
- Catwalk
- Caution
- Celestial horizon
- Cement
- Centre of buoyancy (of a buoy)
- Centre of gravity (of a buoy)
- Ceramic tile
- Cetane number (for diesel fuel)
- Chain locker
- Chain sling
- Chain stopper
- Channel
- Channel Light
- Character
- Character (of a navigation light)
- Character recognition
- Characteristic
- Characteristic frequency
- Charge
- Charge (2)
- Chart comparison unit
- Chart datum
- Chart error
- Chayka
- Cheese antenna
- Chemically-depolarised cell
- Chequers (G.B.)
- Chimney
- Chipboard
- Chock
- Chopper
- Chopping
- Chord line
- Chromaticity
- Chromaticity Co-ordinates
- Chute
- Circle of uncertainty
- Circuit breaker
- Circularly polarized wave
- Clamp
- Clapotis
- Clapper
- Classification of bearings
- Classification of emissions
- Clay
- Climbing form
- Clock
- Clock coder (G.B.)
- Closed Loop
- Closed loop control system
- Closed position (of a switch)
- Clutch
- Clutter
- Coast
- Coast guard station
- Coastal Mark
- Coastal protection
- Coastal refraction
- Coastal tender (USA)
- Coasting
- Coat (of paint)
- Coating
- Code wheel
- Coder
- Codes on Alerts and Indicators
- Coefficient of (Reflex) Luminous Intensity
- Coefficient of permeability
- Coefficient of thermal expansion
- Cofferdam
- Cohesion
- Coiled-Coil Lamp
- Coincidence factor
- Collapse load
- Collector ring
- Colorimetry
- Colour (G.B.)
- Colour Filter
- Colour Stimulus
- Colour Temperature
- Column
- Command
- Commutated-capacitor tachometer
- Commutator
- Compaction
- Companding
- Comparing element
- Compensated loop direction finder
- Compensation
- Compensation (2)
- Competence
- Competence (AtoN)
- Competent Authority
- Competent Authority (AtoN)
- Complementary Wavelength
- Complex sound
- Compliance matrix
- Composite Group-Flashing Light
- Composite Group-Occulting Light
- Compound-wound machine
- Compressed air
- Compressed-air diaphragm horn
- Compression
- Compression (2)
- Compression ratio
- Compressor unloading system
- Computer
- Computer Programme (G.B.)
- Concrete
- Concrete block
- Concrete mixer
- Conditions of contract
- Conductor
- Cones
- Confidence interval
- Confidence level
- Confidence limits
- Confirmation of an AtoN Light
- Confusion region
- Conical Buoy (G.B.)
- Connecting rod
- Conservation
- Conservation Area
- Consol
- Consolidation
- Conspicuity
- Constant-current transformer
- Constant-failure-rate period
- Contactor
- Contacts (of a switch)
- Continuity
- Continuous beam