⌀⌁⌂⌃U+2300–U+23FF Machines and interfaces · Unicode 1.1 · 1993 Miscellaneous Technical 256 assigned characters, 98% of them in a Symbol category. §The block entire Every assigned character in the block, with its official name and codepoint. Filter by character name or codepoint ⌀ Diameter Sign U+2300 ⌁ Electric Arrow U+2301 ⌂ House U+2302 ⌃ Up Arrowhead U+2303 ⌄ Down Arrowhead U+2304 ⌅ Projective U+2305 ⌆ Perspective U+2306 ⌇ Wavy Line U+2307 ⌈ Left Ceiling U+2308 ⌉ Right Ceiling U+2309 ⌊ Left Floor U+230A ⌋ Right Floor U+230B ⌌ Bottom Right Crop U+230C ⌍ Bottom Left Crop U+230D ⌎ Top Right Crop U+230E ⌏ Top Left Crop U+230F ⌐ Reversed Not Sign U+2310 ⌑ Square Lozenge U+2311 ⌒ Arc U+2312 ⌓ Segment U+2313 ⌔ Sector U+2314 ⌕ Telephone Recorder U+2315 ⌖ Position Indicator U+2316 ⌗ Viewdata Square U+2317 ⌘ Place Of Interest Sign U+2318 ⌙ Turned Not Sign U+2319 ⌚ Watch U+231A ⌛ Hourglass U+231B ⌜ Top Left Corner U+231C ⌝ Top Right Corner U+231D ⌞ Bottom Left Corner U+231E ⌟ Bottom Right Corner U+231F ⌠ Top Half Integral U+2320 ⌡ Bottom Half Integral U+2321 ⌢ Frown U+2322 ⌣ Smile U+2323 ⌤ Up Arrowhead Between Two Horizontal Bars U+2324 ⌥ Option Key U+2325 ⌦ Erase To The Right U+2326 ⌧ X In A Rectangle Box U+2327 ⌨ Keyboard U+2328 〈 Left-Pointing Angle Bracket U+2329 〉 Right-Pointing Angle Bracket U+232A ⌫ Erase To The Left U+232B ⌬ Benzene Ring U+232C ⌭ Cylindricity U+232D ⌮ All Around-Profile U+232E ⌯ Symmetry U+232F ⌰ Total Runout U+2330 ⌱ Dimension Origin U+2331 ⌲ Conical Taper U+2332 ⌳ Slope U+2333 ⌴ Counterbore U+2334 ⌵ Countersink U+2335 ⌶ Apl Functional Symbol I-Beam U+2336 ⌷ Apl Functional Symbol Squish Quad U+2337 ⌸ Apl Functional Symbol Quad Equal U+2338 ⌹ Apl Functional Symbol Quad Divide U+2339 ⌺ Apl Functional Symbol Quad Diamond U+233A ⌻ Apl Functional Symbol Quad Jot U+233B ⌼ Apl Functional Symbol Quad Circle U+233C ⌽ Apl Functional Symbol Circle Stile U+233D ⌾ Apl Functional Symbol Circle Jot U+233E ⌿ Apl Functional Symbol Slash Bar U+233F ⍀ Apl Functional Symbol Backslash Bar U+2340 ⍁ Apl Functional Symbol Quad Slash U+2341 ⍂ Apl Functional Symbol Quad Backslash U+2342 ⍃ Apl Functional Symbol Quad Less-Than U+2343 ⍄ Apl Functional Symbol Quad Greater-Than U+2344 ⍅ Apl Functional Symbol Leftwards Vane U+2345 ⍆ Apl Functional Symbol Rightwards Vane U+2346 ⍇ Apl Functional Symbol Quad Leftwards Arrow U+2347 ⍈ Apl Functional Symbol Quad Rightwards Arrow U+2348 ⍉ Apl Functional Symbol Circle Backslash U+2349 ⍊ Apl Functional Symbol Down Tack Underbar U+234A ⍋ Apl Functional Symbol Delta Stile U+234B ⍌ Apl Functional Symbol Quad Down Caret U+234C ⍍ Apl Functional Symbol Quad Delta U+234D ⍎ Apl Functional Symbol Down Tack Jot U+234E ⍏ Apl Functional Symbol Upwards Vane U+234F ⍐ Apl Functional Symbol Quad Upwards Arrow U+2350 ⍑ Apl Functional Symbol Up Tack Overbar U+2351 ⍒ Apl Functional Symbol Del Stile U+2352 ⍓ Apl Functional Symbol Quad Up Caret U+2353 ⍔ Apl Functional Symbol Quad Del U+2354 ⍕ Apl Functional Symbol Up Tack Jot U+2355 ⍖ Apl Functional Symbol Downwards Vane U+2356 ⍗ Apl Functional Symbol Quad Downwards Arrow U+2357 ⍘ Apl Functional Symbol Quote Underbar U+2358 ⍙ Apl Functional Symbol Delta Underbar U+2359 ⍚ Apl Functional Symbol Diamond Underbar U+235A ⍛ Apl Functional Symbol Jot Underbar U+235B ⍜ Apl Functional Symbol Circle Underbar U+235C ⍝ Apl Functional Symbol Up Shoe Jot U+235D ⍞ Apl Functional Symbol Quote Quad U+235E ⍟ Apl Functional Symbol Circle Star U+235F ⍠ Apl Functional Symbol Quad Colon U+2360 ⍡ Apl Functional Symbol Up Tack Diaeresis U+2361 ⍢ Apl Functional Symbol Del Diaeresis U+2362 ⍣ Apl Functional Symbol Star Diaeresis U+2363 ⍤ Apl Functional Symbol Jot Diaeresis U+2364 ⍥ Apl Functional Symbol Circle Diaeresis U+2365 ⍦ Apl Functional Symbol Down Shoe Stile U+2366 ⍧ Apl Functional Symbol Left Shoe Stile U+2367 ⍨ Apl Functional Symbol Tilde Diaeresis U+2368 ⍩ Apl Functional Symbol Greater-Than Diaeresis U+2369 ⍪ Apl Functional Symbol Comma Bar U+236A ⍫ Apl Functional Symbol Del Tilde U+236B ⍬ Apl Functional Symbol Zilde U+236C ⍭ Apl Functional Symbol Stile Tilde U+236D ⍮ Apl Functional Symbol Semicolon Underbar U+236E ⍯ Apl Functional Symbol Quad Not Equal U+236F ⍰ Apl Functional Symbol Quad Question U+2370 ⍱ Apl Functional Symbol Down Caret Tilde U+2371 ⍲ Apl Functional Symbol Up Caret Tilde U+2372 ⍳ Apl Functional Symbol Iota U+2373 ⍴ Apl Functional Symbol Rho U+2374 ⍵ Apl Functional Symbol Omega U+2375 ⍶ Apl Functional Symbol Alpha Underbar U+2376 ⍷ Apl Functional Symbol Epsilon Underbar U+2377 ⍸ Apl Functional Symbol Iota Underbar U+2378 ⍹ Apl Functional Symbol Omega Underbar U+2379 ⍺ Apl Functional Symbol Alpha U+237A ⍻ Not Check Mark U+237B ⍼ Right Angle With Downwards Zigzag Arrow U+237C ⍽ Shouldered Open Box U+237D ⍾ Bell Symbol U+237E ⍿ Vertical Line With Middle Dot U+237F ⎀ Insertion Symbol U+2380 ⎁ Continuous Underline Symbol U+2381 ⎂ Discontinuous Underline Symbol U+2382 ⎃ Emphasis Symbol U+2383 ⎄ Composition Symbol U+2384 ⎅ White Square With Centre Vertical Line U+2385 ⎆ Enter Symbol U+2386 ⎇ Alternative Key Symbol U+2387 ⎈ Helm Symbol U+2388 ⎉ Circled Horizontal Bar With Notch U+2389 ⎊ Circled Triangle Down U+238A ⎋ Broken Circle With Northwest Arrow U+238B ⎌ Undo Symbol U+238C ⎍ Monostable Symbol U+238D ⎎ Hysteresis Symbol U+238E ⎏ Open-Circuit-Output H-Type Symbol U+238F ⎐ Open-Circuit-Output L-Type Symbol U+2390 ⎑ Passive-Pull-Down-Output Symbol U+2391 ⎒ Passive-Pull-Up-Output Symbol U+2392 ⎓ Direct Current Symbol Form Two U+2393 ⎔ Software-Function Symbol U+2394 ⎕ Apl Functional Symbol Quad U+2395 ⎖ Decimal Separator Key Symbol U+2396 ⎗ Previous Page U+2397 ⎘ Next Page U+2398 ⎙ Print Screen Symbol U+2399 ⎚ Clear Screen Symbol U+239A ⎛ Left Parenthesis Upper Hook U+239B ⎜ Left Parenthesis Extension U+239C ⎝ Left Parenthesis Lower Hook U+239D ⎞ Right Parenthesis Upper Hook U+239E ⎟ Right Parenthesis Extension U+239F ⎠ Right Parenthesis Lower Hook U+23A0 ⎡ Left Square Bracket Upper Corner U+23A1 ⎢ Left Square Bracket Extension U+23A2 ⎣ Left Square Bracket Lower Corner U+23A3 ⎤ Right Square Bracket Upper Corner U+23A4 ⎥ Right Square Bracket Extension U+23A5 ⎦ Right Square Bracket Lower Corner U+23A6 ⎧ Left Curly Bracket Upper Hook U+23A7 ⎨ Left Curly Bracket Middle Piece U+23A8 ⎩ Left Curly Bracket Lower Hook U+23A9 ⎪ Curly Bracket Extension U+23AA ⎫ Right Curly Bracket Upper Hook U+23AB ⎬ Right Curly Bracket Middle Piece U+23AC ⎭ Right Curly Bracket Lower Hook U+23AD ⎮ Integral Extension U+23AE ⎯ Horizontal Line Extension U+23AF ⎰ Upper Left Or Lower Right Curly Bracket Section U+23B0 ⎱ Upper Right Or Lower Left Curly Bracket Section U+23B1 ⎲ Summation Top U+23B2 ⎳ Summation Bottom U+23B3 ⎴ Top Square Bracket U+23B4 ⎵ Bottom Square Bracket U+23B5 ⎶ Bottom Square Bracket Over Top Square Bracket U+23B6 ⎷ Radical Symbol Bottom U+23B7 ⎸ Left Vertical Box Line U+23B8 ⎹ Right Vertical Box Line U+23B9 ⎺ Horizontal Scan Line-1 U+23BA ⎻ Horizontal Scan Line-3 U+23BB ⎼ Horizontal Scan Line-7 U+23BC ⎽ Horizontal Scan Line-9 U+23BD ⎾ Dentistry Symbol Light Vertical And Top Right U+23BE ⎿ Dentistry Symbol Light Vertical And Bottom Right U+23BF ⏀ Dentistry Symbol Light Vertical With Circle U+23C0 ⏁ Dentistry Symbol Light Down And Horizontal With Circle U+23C1 ⏂ Dentistry Symbol Light Up And Horizontal With Circle U+23C2 ⏃ Dentistry Symbol Light Vertical With Triangle U+23C3 ⏄ Dentistry Symbol Light Down And Horizontal With Triangle U+23C4 ⏅ Dentistry Symbol Light Up And Horizontal With Triangle U+23C5 ⏆ Dentistry Symbol Light Vertical And Wave U+23C6 ⏇ Dentistry Symbol Light Down And Horizontal With Wave U+23C7 ⏈ Dentistry Symbol Light Up And Horizontal With Wave U+23C8 ⏉ Dentistry Symbol Light Down And Horizontal U+23C9 ⏊ Dentistry Symbol Light Up And Horizontal U+23CA ⏋ Dentistry Symbol Light Vertical And Top Left U+23CB ⏌ Dentistry Symbol Light Vertical And Bottom Left U+23CC ⏍ Square Foot U+23CD ⏎ Return Symbol U+23CE ⏏ Eject Symbol U+23CF ⏐ Vertical Line Extension U+23D0 ⏑ Metrical Breve U+23D1 ⏒ Metrical Long Over Short U+23D2 ⏓ Metrical Short Over Long U+23D3 ⏔ Metrical Long Over Two Shorts U+23D4 ⏕ Metrical Two Shorts Over Long U+23D5 ⏖ Metrical Two Shorts Joined U+23D6 ⏗ Metrical Triseme U+23D7 ⏘ Metrical Tetraseme U+23D8 ⏙ Metrical Pentaseme U+23D9 ⏚ Earth Ground U+23DA ⏛ Fuse U+23DB ⏜ Top Parenthesis U+23DC ⏝ Bottom Parenthesis U+23DD ⏞ Top Curly Bracket U+23DE ⏟ Bottom Curly Bracket U+23DF ⏠ Top Tortoise Shell Bracket U+23E0 ⏡ Bottom Tortoise Shell Bracket U+23E1 ⏢ White Trapezium U+23E2 ⏣ Benzene Ring With Circle U+23E3 ⏤ Straightness U+23E4 ⏥ Flatness U+23E5 ⏦ Ac Current U+23E6 ⏧ Electrical Intersection U+23E7 ⏨ Decimal Exponent Symbol U+23E8 ⏩ Black Right-Pointing Double Triangle U+23E9 ⏪ Black Left-Pointing Double Triangle U+23EA ⏫ Black Up-Pointing Double Triangle U+23EB ⏬ Black Down-Pointing Double Triangle U+23EC ⏭ Black Right-Pointing Double Triangle With Vertical Bar U+23ED ⏮ Black Left-Pointing Double Triangle With Vertical Bar U+23EE ⏯ Black Right-Pointing Triangle With Double Vertical Bar U+23EF ⏰ Alarm Clock U+23F0 ⏱ Stopwatch U+23F1 ⏲ Timer Clock U+23F2 ⏳ Hourglass With Flowing Sand U+23F3 ⏴ Black Medium Left-Pointing Triangle U+23F4 ⏵ Black Medium Right-Pointing Triangle U+23F5 ⏶ Black Medium Up-Pointing Triangle U+23F6 ⏷ Black Medium Down-Pointing Triangle U+23F7 ⏸ Double Vertical Bar U+23F8 ⏹ Black Square For Stop U+23F9 ⏺ Black Circle For Record U+23FA ⏻ Power Symbol U+23FB ⏼ Power On-Off Symbol U+23FC ⏽ Power On Symbol U+23FD ⏾ Power Sleep Symbol U+23FE ⏿ Observer Eye Symbol U+23FF ← Mathematical Operators Control Pictures →