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EmojiDB

Unicode block · U+2300–U+23FF

Miscellaneous Technical

Symbols from engineering, electronics and computing: APL operators, keyboard keys, dentistry and cartography marks. The ⌘ ⌥ ⇧ ⏎ keys people paste into shortcut documentation live here.

The block spans U+2300–U+23FF and holds 256 symbols that this site catalogues. Its characters were added across 11 Unicode releases, from 1.1 to 10.0. 57 of them carry an alias or usage note from the Unicode Standard itself.

Characters
256
Range
U+2300–U+23FF
Reference pages
66
Unicode
17.0.0

Categories in this block: Other symbol (216), Math symbol (34), Opening punctuation (3), Closing punctuation (3)

256 characters in this block

Click any character to copy it. Names are Unicode’s own. 66 of them have a reference page with escape codes, aliases and typing instructions.

CharCodeName
U+2300Diameter Sign
U+2301Electric Arrow
U+2302House
U+2303Up Arrowhead
U+2304Down Arrowhead
U+2305Projective
U+2306Perspective
U+2307Wavy Line
U+2308Left Ceiling
U+2309Right Ceiling
U+230ALeft Floor
U+230BRight Floor
U+230CBottom Right Crop
U+230DBottom Left Crop
U+230ETop Right Crop
U+230FTop Left Crop
U+2310Reversed Not Sign
U+2311Square Lozenge
U+2312Arc
U+2313Segment
U+2314Sector
U+2315Telephone Recorder
U+2316Position Indicator
U+2317Viewdata Square
U+2318Place Of Interest Sign
U+2319Turned Not Sign
U+231AWatch
U+231BHourglass
U+231CTop Left Corner
U+231DTop Right Corner
U+231EBottom Left Corner
U+231FBottom Right Corner
U+2320Top Half Integral
U+2321Bottom Half Integral
U+2322Frown
U+2323Smile
U+2324Up Arrowhead Between Two Horizontal Bars
U+2325Option Key
U+2326Erase To The Right
U+2327X In A Rectangle Box
U+2328Keyboard
U+2329Left-Pointing Angle Bracket
U+232ARight-Pointing Angle Bracket
U+232BErase To The Left
U+232CBenzene Ring
U+232DCylindricity
U+232EAll Around-Profile
U+232FSymmetry
U+2330Total Runout
U+2331Dimension Origin
U+2332Conical Taper
U+2333Slope
U+2334Counterbore
U+2335Countersink
U+2336Apl Functional Symbol I-Beam
U+2337Apl Functional Symbol Squish Quad
U+2338Apl Functional Symbol Quad Equal
U+2339Apl Functional Symbol Quad Divide
U+233AApl Functional Symbol Quad Diamond
U+233BApl Functional Symbol Quad Jot
U+233CApl Functional Symbol Quad Circle
U+233DApl Functional Symbol Circle Stile
U+233EApl Functional Symbol Circle Jot
U+233FApl Functional Symbol Slash Bar
U+2340Apl Functional Symbol Backslash Bar
U+2341Apl Functional Symbol Quad Slash
U+2342Apl Functional Symbol Quad Backslash
U+2343Apl Functional Symbol Quad Less-Than
U+2344Apl Functional Symbol Quad Greater-Than
U+2345Apl Functional Symbol Leftwards Vane
U+2346Apl Functional Symbol Rightwards Vane
U+2347Apl Functional Symbol Quad Leftwards Arrow
U+2348Apl Functional Symbol Quad Rightwards Arrow
U+2349Apl Functional Symbol Circle Backslash
U+234AApl Functional Symbol Down Tack Underbar
U+234BApl Functional Symbol Delta Stile
U+234CApl Functional Symbol Quad Down Caret
U+234DApl Functional Symbol Quad Delta
U+234EApl Functional Symbol Down Tack Jot
U+234FApl Functional Symbol Upwards Vane
U+2350Apl Functional Symbol Quad Upwards Arrow
U+2351Apl Functional Symbol Up Tack Overbar
U+2352Apl Functional Symbol Del Stile
U+2353Apl Functional Symbol Quad Up Caret
U+2354Apl Functional Symbol Quad Del
U+2355Apl Functional Symbol Up Tack Jot
U+2356Apl Functional Symbol Downwards Vane
U+2357Apl Functional Symbol Quad Downwards Arrow
U+2358Apl Functional Symbol Quote Underbar
U+2359Apl Functional Symbol Delta Underbar
U+235AApl Functional Symbol Diamond Underbar
U+235BApl Functional Symbol Jot Underbar
U+235CApl Functional Symbol Circle Underbar
U+235DApl Functional Symbol Up Shoe Jot
U+235EApl Functional Symbol Quote Quad
U+235FApl Functional Symbol Circle Star
U+2360Apl Functional Symbol Quad Colon
U+2361Apl Functional Symbol Up Tack Diaeresis
U+2362Apl Functional Symbol Del Diaeresis
U+2363Apl Functional Symbol Star Diaeresis
U+2364Apl Functional Symbol Jot Diaeresis
U+2365Apl Functional Symbol Circle Diaeresis
U+2366Apl Functional Symbol Down Shoe Stile
U+2367Apl Functional Symbol Left Shoe Stile
U+2368Apl Functional Symbol Tilde Diaeresis
U+2369Apl Functional Symbol Greater-Than Diaeresis
U+236AApl Functional Symbol Comma Bar
U+236BApl Functional Symbol Del Tilde
U+236CApl Functional Symbol Zilde
U+236DApl Functional Symbol Stile Tilde
U+236EApl Functional Symbol Semicolon Underbar
U+236FApl Functional Symbol Quad Not Equal
U+2370Apl Functional Symbol Quad Question
U+2371Apl Functional Symbol Down Caret Tilde
U+2372Apl Functional Symbol Up Caret Tilde
U+2373Apl Functional Symbol Iota
U+2374Apl Functional Symbol Rho
U+2375Apl Functional Symbol Omega
U+2376Apl Functional Symbol Alpha Underbar
U+2377Apl Functional Symbol Epsilon Underbar
U+2378Apl Functional Symbol Iota Underbar
U+2379Apl Functional Symbol Omega Underbar
U+237AApl Functional Symbol Alpha
U+237BNot Check Mark
U+237CRight Angle With Downwards Zigzag Arrow
U+237DShouldered Open Box
U+237EBell Symbol
U+237FVertical Line With Middle Dot
U+2380Insertion Symbol
U+2381Continuous Underline Symbol
U+2382Discontinuous Underline Symbol
U+2383Emphasis Symbol
U+2384Composition Symbol
U+2385White Square With Centre Vertical Line
U+2386Enter Symbol
U+2387Alternative Key Symbol
U+2388Helm Symbol
U+2389Circled Horizontal Bar With Notch
U+238ACircled Triangle Down
U+238BBroken Circle With Northwest Arrow
U+238CUndo Symbol
U+238DMonostable Symbol
U+238EHysteresis Symbol
U+238FOpen-Circuit-Output H-Type Symbol
U+2390Open-Circuit-Output L-Type Symbol
U+2391Passive-Pull-Down-Output Symbol
U+2392Passive-Pull-Up-Output Symbol
U+2393Direct Current Symbol Form Two
U+2394Software-Function Symbol
U+2395Apl Functional Symbol Quad
U+2396Decimal Separator Key Symbol
U+2397Previous Page
U+2398Next Page
U+2399Print Screen Symbol
U+239AClear Screen Symbol
U+239BLeft Parenthesis Upper Hook
U+239CLeft Parenthesis Extension
U+239DLeft Parenthesis Lower Hook
U+239ERight Parenthesis Upper Hook
U+239FRight Parenthesis Extension
U+23A0Right Parenthesis Lower Hook
U+23A1Left Square Bracket Upper Corner
U+23A2Left Square Bracket Extension
U+23A3Left Square Bracket Lower Corner
U+23A4Right Square Bracket Upper Corner
U+23A5Right Square Bracket Extension
U+23A6Right Square Bracket Lower Corner
U+23A7Left Curly Bracket Upper Hook
U+23A8Left Curly Bracket Middle Piece
U+23A9Left Curly Bracket Lower Hook
U+23AACurly Bracket Extension
U+23ABRight Curly Bracket Upper Hook
U+23ACRight Curly Bracket Middle Piece
U+23ADRight Curly Bracket Lower Hook
U+23AEIntegral Extension
U+23AFHorizontal Line Extension
U+23B0Upper Left Or Lower Right Curly Bracket Section
U+23B1Upper Right Or Lower Left Curly Bracket Section
U+23B2Summation Top
U+23B3Summation Bottom
U+23B4Top Square Bracket
U+23B5Bottom Square Bracket
U+23B6Bottom Square Bracket Over Top Square Bracket
U+23B7Radical Symbol Bottom
U+23B8Left Vertical Box Line
U+23B9Right Vertical Box Line
U+23BAHorizontal Scan Line-1
U+23BBHorizontal Scan Line-3
U+23BCHorizontal Scan Line-7
U+23BDHorizontal Scan Line-9
U+23BEDentistry Symbol Light Vertical And Top Right
U+23BFDentistry Symbol Light Vertical And Bottom Right
U+23C0Dentistry Symbol Light Vertical With Circle
U+23C1Dentistry Symbol Light Down And Horizontal With Circle
U+23C2Dentistry Symbol Light Up And Horizontal With Circle
U+23C3Dentistry Symbol Light Vertical With Triangle
U+23C4Dentistry Symbol Light Down And Horizontal With Triangle
U+23C5Dentistry Symbol Light Up And Horizontal With Triangle
U+23C6Dentistry Symbol Light Vertical And Wave
U+23C7Dentistry Symbol Light Down And Horizontal With Wave
U+23C8Dentistry Symbol Light Up And Horizontal With Wave
U+23C9Dentistry Symbol Light Down And Horizontal
U+23CADentistry Symbol Light Up And Horizontal
U+23CBDentistry Symbol Light Vertical And Top Left
U+23CCDentistry Symbol Light Vertical And Bottom Left
U+23CDSquare Foot
U+23CEReturn Symbol
U+23CFEject Symbol
U+23D0Vertical Line Extension
U+23D1Metrical Breve
U+23D2Metrical Long Over Short
U+23D3Metrical Short Over Long
U+23D4Metrical Long Over Two Shorts
U+23D5Metrical Two Shorts Over Long
U+23D6Metrical Two Shorts Joined
U+23D7Metrical Triseme
U+23D8Metrical Tetraseme
U+23D9Metrical Pentaseme
U+23DAEarth Ground
U+23DBFuse
U+23DCTop Parenthesis
U+23DDBottom Parenthesis
U+23DETop Curly Bracket
U+23DFBottom Curly Bracket
U+23E0Top Tortoise Shell Bracket
U+23E1Bottom Tortoise Shell Bracket
U+23E2White Trapezium
U+23E3Benzene Ring With Circle
U+23E4Straightness
U+23E5Flatness
U+23E6Ac Current
U+23E7Electrical Intersection
U+23E8Decimal Exponent Symbol
U+23E9Black Right-Pointing Double Triangle
U+23EABlack Left-Pointing Double Triangle
U+23EBBlack Up-Pointing Double Triangle
U+23ECBlack Down-Pointing Double Triangle
U+23EDBlack Right-Pointing Double Triangle With Vertical Bar
U+23EEBlack Left-Pointing Double Triangle With Vertical Bar
U+23EFBlack Right-Pointing Triangle With Double Vertical Bar
U+23F0Alarm Clock
U+23F1Stopwatch
U+23F2Timer Clock
U+23F3Hourglass With Flowing Sand
U+23F4Black Medium Left-Pointing Triangle
U+23F5Black Medium Right-Pointing Triangle
U+23F6Black Medium Up-Pointing Triangle
U+23F7Black Medium Down-Pointing Triangle
U+23F8Double Vertical Bar
U+23F9Black Square For Stop
U+23FABlack Circle For Record
U+23FBPower Symbol
U+23FCPower On-Off Symbol
U+23FDPower On Symbol
U+23FEPower Sleep Symbol
U+23FFObserver Eye Symbol