Category:IALA Dictionary 2023 Revision
This category lists the terms added or revised from the 2023 revision of the IALA Dictionary onwards, including later updates (e.g. PAP62-4.4.1.1 Annex A, September 2026).
Pages in category "IALA Dictionary 2023 Revision"
The following 500 pages are in this category, out of 847 total.
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- A-display
- A-N Radio range
- Absolute accuracy
- Absolute position
- Accident
- Accreditation
- Accredited Training Organisation (ATO)
- Accuracy
- Accuracy of a Position Fix
- Acoustic impedance
- Actual range of a sound signal
- Adaptation
- Adaptation training
- Aeromarine Light
- Aeronautical Light
- Aid to Navigation
- Air termination (of a lightning protection system)
- Air-mass
- All-Round Light
- Allard's Law
- Allied Services
- Along-track error
- Alternating Light
- Ambient noise
- Ambiguity
- Amplidyne
- Amplitude
- Amplitude modulation (AM)
- Amplitude of an observed heavenly body
- Analogue data
- Analogue signal
- Analogue-digital convertor
- Anchorage Mark (or Buoy)
- Anechoic room
- 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
- Antenna effect
- Antenna feed
- Antenna matching unit
- Antenna radiation resistance
- Anti-clutter gain control
- Antinode
- Aperiodic antenna
- Aperture
- Appearance of Light
- Approaches
- Approval
- Approved AtoN Training Course
- Approved VTS training course
- Arc
- Arc (Discharge)
- Arc Lamp
- Articulated beacon
- Ashlar
- Assembled Lens
- Assigned frequency
- Assigned frequency band
- Astragals
- Astragals (2)
- Atmospheric Refraction
- Atmospheric Transmission Factor
- AtoN Personnel
- AtoN provider
- Atterberg limits
- Audible Signal
- Audit
- Augmentation
- Aural critical band
- Aural masking
- Automatic direction finder
- Automatic Identification System (AIS)
- Automatic light vessel
- Automatic noise limiter
- Automatic sequence control
- Availability
- Availability (qualitative)
- Availability (quantitative)
- Axis (of a fixed lens)
- Azimuth-stabilised P.P.I.
B
- B-display
- Back echo
- Back lobe
- Background Lighting
- Background Luminance
- Backwash
- Backwash (GB)
- Bad-bearing sector
- Ballast
- Ballast (2)
- Ballast (3)
- Ballast Lamp
- Balustrade
- Band pressure level
- Band sound power level
- Bandwidth characteristic
- Base line
- Base line extension
- Baseband
- Bayonet Cap
- Beacon
- Beam width
- Bearing
- Bearing (angle)
- Bearing - Relative
- Bearing calibration
- Bearing circle
- Bearing correction
- Beat
- Beat frequency oscillator
- Beat oscillator
- Beat reception
- Bed (of a machine)
- Bedplate
- BeiDou Navigation Satellite System (BDS)
- Bell striker - Dwell time
- Bell striker - Plunger
- Bellini-Tosi antenna
- Bellini-Tosi direction finder
- Belt (of a fixed lens)
- Bezold-Briicke Phenomenon
- Biconical antenna
- Bifurcation
- Bifurcation Mark (or Buoy)
- Binary
- Binary code
- Binary coded decimal (notation)
- Binary counter
- Binary digit
- Blade pitch
- Blinking
- Blip
- Blip scan ratio
- Blondel-Rey Law
- Body
- Boost charge
- Booster transformer
- Breadboard model
- Bridle
- Bridle (chain)
- Bright display
- Bringing into service
- Broadside array
- Brush
- Buffer
- Buffer stage
- Bullivant nipper
- Bullseye
- Buoy
- Buoy (2)
- Buoy (3)
- Buoy lantern
- Buoy light
- Buoy pocket
- Buoy station
- Buoy store
- Buoy vent
- Buoyage and beaconage
- Buoyant beacon
- Burn-in
- Burner
C
- Cable
- Calibration marks
- Can Buoy
- Canal
- Candela
- Candela per Square Metre
- Cannibalization
- Cap(G.B.)
- Carbon Arc Lamp
- Cardinal system of marking
- Cardioid reception
- Carrier (wave)
- Carrier power
- Carrier power (2)
- Cast in-situ piling
- Catadioptric
- Cathodic protection
- Cathodic protection (2)
- Catoptric
- Caution
- Celestial horizon
- Centre of buoyancy (of a buoy)
- Centre of gravity (of a buoy)
- Chain stopper
- Channel
- Channel Light
- Character
- Character (of a navigation light)
- Character of a light
- Character recognition
- Characteristic
- Characteristic frequency
- Charge (2)
- Chart comparison unit
- Chart datum
- Chart error
- Chayka
- Cheese antenna
- Chequers (G.B.)
- Chopper
- Chopping
- Chord line
- Chromaticity
- Chromaticity Co-ordinates
- Circle of uncertainty
- Circularly polarized wave
- Clapotis
- Clapper
- Classification of bearings
- Classification of emissions
- Climbing form
- Clock coder (G.B.)
- Clutter
- Coastal Mark
- Coastal protection
- Coastal refraction
- Coastal tender (USA)
- Code wheel
- Coefficient of (Reflex) Luminous Intensity
- Coefficient of permeability
- Coincidence factor
- Collapse load
- Collector ring
- Colorimetry
- Colour (G.B.)
- Colour Filter
- Colour Stimulus
- Colour Temperature
- Column
- Commutated-capacitor tachometer
- Compaction
- Companding
- Competence
- Competence (AtoN)
- Competent Authority
- Competent Authority (AtoN)
- Complementary Wavelength
- Compliance matrix
- Composite Group-Flashing Light
- Composite Group-Occulting Light
- Compressed-air diaphragm horn
- Cones
- Confidence interval
- Confidence level
- Confidence limits
- Confirmation of an AtoN Light
- Confusion region
- Conical Buoy (G.B.)
- Connecting rod
- Conservation
- Conservation Area
- Consol
- Conspicuity
- Continuity
- Continuous beam
- Continuous duty
- Contrast Threshold
- Converged Beam
- Conversion
- Corner antenna
- Corner reflector
- Correcting range
- Correction
- Correction curve
- Corrective action
- Corrective maintenance
- Correlated Colour Temperature
- Course
- Course Made Good
- Course to Make Good
- Coverage
- Craft autonomous integrity monitoring (CAIM)
- Cross-band transponder
- Cross-track error
- Crossbar switch
- Cupola
- Current (sensitive) relay
- Current-voltage characteristic
- Curve of Luminous Intensity Distribution
- Cut screen
- Cut Screen (G.B.)
- Cut-in wind speed (of a wind-power generator)
- Cut-out wind speed (of a wind-power generator)
- Cycle
- Cylindrical wave
D
- Dan buoy
- Daylight Control
- Daylight control
- Daylight Signal Light
- Daymark
- Daytime Character
- Daytime Light
- Dead time
- Dead time (2)
- Dead zone
- Decay time (of a pulse)
- Decoder
- Decometer
- Derating
- Derivative action
- Designation of emissions
- Detecting element
- Detection
- Detection (2)
- Diameter (of a chain)
- Dielectric lens
- Dielectric reflector
- Difference in Time Of Arrival (DTOA)
- Differential Global Navigation Satellite System (DGNSS)
- Differential R-Mode (DR-Mode)
- Differential relay
- Differential system
- Differentiator
- Diffuse Reflection
- Diffuse Transmission
- Diffuser
- Diffusion
- Diffusion Factor
- Dilution of precision (DOP)
- Dipole
- Direct wave
- Direction Light
- Direction Light (2)
- Directional gain
- Directional pattern
- Directly controlled variable
- Disability Glare
- Discharge Lamp
- Discomfort Glare
- Dispersion
- Distance finding station
- Distance root mean square (dRMS)
- Distant site error
- Distortion
- Disturbance
- Dither
- Diverged Beam
- Diversity factor
- Diversity reception
- Diverted Beam
- Diverting Prism
- Docking Signals
- Dominant Wavelength
- Double sideband transmission (DSB)
- Down lead
- Down time
- Drift circle
- Drift circle radius
- Drum Lens
- Duplex (2)
E
- Echo box
- Echoing area
- Echoing volume
- Eclipse
- Educational organizations management system (EOMS)
- Effective acoustic centre
- Effective height (G.B.)
- Effective height (U.S.A.)
- Effective Intensity
- Effective range
- Efficiency of a sound source
- Electrical distance
- Electrical scanning
- Electrodynamic emitter - Diaphragm assembly
- Electrodynamic emitter - Diaphragm suspension
- Electrodynamic emitter - Driver
- Electrodynamic emitter - Moving coil
- Electroluminescence
- Electromagnetic waves
- Electronic position indicator
- Electronic switching device
- Elevation of Light
- Elliptically polarized wave
- ELoran
- Encoder
- End fire array
- End point voltage (G.B.)
- Enhanced Radar Positioning System (ERPS)
- EPelorus
- Equi-Angular Lens
- Equi-Angular Profile
- Equiphase zone
- Equipotential bonding
- Excess attenuation
- Executive pulse
- Extra High Pressure Mercury (Vapour) Lamp
F
- Fail safe
- Failure
- Failure rate
- Fatigue
- Fatigue limit
- Fault
- Feathering
- Fix
- Fixed antenna direction finder
- Fixed Lens
- Fixed Light
- Fixed Mark
- Fixed-pitch blade
- Flame Arc Lamp
- Flicker Photometer
- Float charge
- Floating Mark
- Fluorescence
- Fluorescent Lamp
- Fluorescent Mercury Discharge Lamp
- Focal Distance
- Focal Plane (of a lens or focusing reflector)
- Focal Plane (of a light)
- Focus (of a fixed lens)
- Focusing
- Focusing Device
- Fog detector
- Fog Detector Light
- Fog Light
- Fog signal
- Fog signal emitter
- Folded dipole
- Folded unipole antenna
- Forelock
- Frame (of an optic)
- Fresnel Lens
- Fresnel Profile
- Fresnel region
- Front Light
- Full Operational Capability (FOC)
- Fusion Frequency
G
- Gallery
- Gap coding
- Gas-Filled Lamp
- Gaseous Discharge Lamp
- Geographical Range
- Glare
- Glazing
- Glazing bars
- Global Navigation Satellite System (GNSS)
- Gong
- Gong buoy
- Gong Buoy (U.S.A.) (2)
- Gong buoy (USA)
- Gradient
- Grading
- Grapnel
- Grid Filament
- Groin
- Gross errors
- Ground and Polished Glass
- Ground chain
- Ground clutter
- Ground swell
- Ground wave
- Ground wave - Radar
- Ground wave suppression
- Group-Flashing Light
- Group-Occulting Light
H
I
- IALA World-Wide Academy (WWA)
- Identification of an AtoN Light
- Identification signal
- IHO S-100 Standard
- Illuminance
- Illuminant
- Illumination Photometer (G.B.)
- Incandescence
- Incandescence Time (of a lamp)
- Incandescent (Electric) Lamp
- Initial Operational Capability (IOC)
- Inland tender (USA)
- Integrated navigation system
- Integrated Power System Lantern (IPSL)
- Integrity
- Interim approval
- Intermediate frequency
- Intermediate Light(s)
- Intermittent duty
- Internal Procedures
- International Terrestrial Reference Frame (ITRF)
- Interrogator