R2000;
R2RS;
R3.99RS;
R3RS;
R4RS;
rabbit job;
RACE;
race condition;
RACF;
RAD;
Raddle;
Radio Frequency Interference;
radiosity;
RADIUS;
radix;
RAID;
RAIL;
rainbow series;
rain dance;
RAISE;
RAL;
RAM;
Rambus DRAM;
Rambus, Inc.;
RAMDAC;
RAM disk;
RAM drive;
RAMIS II;
RAMTRON;
random;
random-access memory;
Random Access Memory Digital-to-Analog Converter;
randomness;
random numbers;
random testing;
range;
Rapid Application Development;
RapidCAD;
Rapidly Extensible Language, English;
rapid prototyping;
Rapidwrite;
RAPT;
RARE;
rare mode;
RARP;
RAS;
RASP;
raster;
raster blaster;
raster burn;
raster font;
rastergram;
raster graphics;
Raster Image Processor;
rasterising;
rasterizing;
raster subsystem;
Ratatosk;
rat belt;
RatC;
RATEL;
Rate monotonic scheduling;
RATFIV;
RATFOR;
rational;
RATional Fortran;
Rationalized C;
rave;
rave on!;
raw data;
raw mode;
RAWOOP-SNAP;
Rayleigh distribution;
ray tracing;
R:BASE;
RBASIC;
RBCSP;
RBOC;
rc;
RC4;
RCA 1802;
RCA 1805;
RCC;
rc file;
RCL;
rcp;
RCS;
Rdb;
rdb;
RDBA;
RDBMS;
RDF;
RDI;
RDL;
RDOS;
RDRAM;
RDS;
RE;
re;
read-eval-print loop;
README file;
Read-Only Memory;
read-only user;
real;
RealAudio;
real estate;
real hack;
reality check;
real mode;
real number;
real operating system;
Real Programmer;
Real Programmers Don't Use Pascal;
Real Soon Now;
real-time;
Real-Time Common Design Language;
Realtime Disk Operating System;
Real-Time Euclid;
Real-Time Mentat;
Real-Time Object-Oriented Modeling;
Real-Time Operating System;
Real-Time Operating System Nucleus;
Real-Time Pascal;
Real Time Streaming Protocol;
real-time structured analysis;
Real-Time Transport Protocol;
real user;
Real Video;
Real World;
reaper;
reassembly;
reboot;
REC;
recipe;
recipient;
Recital;
RECOL;
Recommended Standard;
record;
Record Management Services;
records;
Record Separator;
rectangle slinger;
recurse;
recursion;
recursion theory;
recursive;
recursive acronym;
recursive definition;
recursive descent parser;
Recursive Functional Algorithmic Language;
Recursive Macro Actuated Generator;
recursive type;
Red;
Red Book;
Red Brick Intelligent SQL;
Redcode;
redex;
Red Hat;
RediLisp;
redirection;
redirector;
RedNet Ltd.;
redocumentation;
REDUCE;
Reduced Instruction Set Computer;
reduction;
reduction strategy;
redundancy;
Redundant Array of Inexpensive Disks;
Redundant Arrays of Independent Disks;
Redundant Arrays of Inexpensive Disks;
red wire;
red zone;
re-engineering;
re-entrant;
refactoring;
REFAL;
REF-ARF;
reference;
reference counting;
referential integrity;
referentially transparent;
referential transparency;
referer;
referrer;
REFINE;
Refined C;
Refined Fortran;
reflexive;
reflexive domain;
Reflexive transitive closure;
RefLisp;
refresh;
refreshable braille display;
refreshable display;
refresh rate;
refutable;
regex;
regexp;
Regina;
regional network;
register;
register allocation;
register assignment;
register dancing;
registered port;
register set;
register spilling;
Register Transfer Language;
regression;
regression testing;
REG-SYMBOLIC;
REGTRAL;
regular expression;
regular graph;
rehi;
Reid, Brian;
reify;
reincarnation, cycle of;
reinvent the wheel;
relation;
relational algebra;
relational calculus;
relational database;
relational database management system;
relational data model;
relational DBMS;
relational language;
relational model;
RELATIVE;
relatively prime;
relative pathname;
Relative Record Data Set;
RELCODE;
release;
released version;
REL English;
relevance;
reliability;
Reliability, Availability, Serviceability;
reliable communication;
religion of CHI;
religious issues;
REM;
remailer;
Remote Access Services;
Remote Database Access;
remote echo;
Remote Job Entry;
remote login;
Remote Method Invocation;
remote monitoring;
Remote Operations Service Element;
Remote Procedure Call;
Remote Reference Layer;
Remote Spooling Communication Subsystem;
Remote Write Protocol;
removable disk;
rendering;
RenderMan Shading Language;
rendezvous;
REP;
repeat;
repeater;
repeating group;
repeat loop;
repetitive strain disorder;
repetitive strain injury;
REPL;
replacement algorithm;
Replay;
replication;
replicator;
reply;
Repondez s'il vous plait;
Report Program Generator;
repository;
Representation Language Language;
Request For Comments;
request for proposal;
Request For Technology;
Required-COBOL;
requirements;
Requirements Acquisition and Controlled Evolution;
requirements analysis;
Requirements Engineering;
Research Systems, Inc.;
reserved memory;
resolution;
resolver;
Resource Access Control Facility;
Resource Description Framework;
resource fork;
Resource Reservation Protocol;
Restricted EPL;
restriction;
Restructured EXtended eXecutor;
restructuring;
retcon;
rete;
RETI;
Retrieve;
retrocomputing;
retronym;
return from interrupt;
return from the dead;
Return To Zero;
reusability;
reuse;
Reverse Address Resolution Protocol;
Reverse ARP;
reverse engineering;
Reverse Polish Notation;
reverse polish syntax;
Revised ALGOL 60;
revision;
Revision Control System;
Revolutionary Surrealist Vandal Party;
REX;
REXX;
REXXWARE;
RFC;
RFC 1014;
RFC 1034;
RFC 1035;
RFC 1057;
RFC 1058;
RFC 1081;
RFC 1094;
RFC 1112;
RFC 1119;
RFC 1123;
RFC 1156;
RFC 1157;
RFC 1171;
RFC 1208;
RFC 1213;
RFC 1267;
RFC 1268;
RFC 1304;
RFC 1321;
RFC 1334;
RFC 1341;
RFC 1347;
RFC 1350;
RFC 1388;
RFC 1436;
RFC 1441;
RFC 1442;
RFC 1443;
RFC 1444;
RFC 1445;
RFC 1446;
RFC 1447;
RFC 1448;
RFC 1449;
RFC 1450;
RFC 1451;
RFC 1452;
RFC 1475;
RFC 1508;
RFC 1509;
RFC 1520;
RFC 1521;
RFC 1526;
RFC 1531;
RFC 1550;
RFC 1561;
RFC 1568;
RFC 1591;
RFC 1630;
RFC 1661;
RFC 1700;
RFC 1701;
RFC 1702;
RFC 1707;
RFC 1730;
RFC 1756;
RFC 1760;
RFC 1777;
RFC 1778;
RFC 1823;
RFC 1825;
RFC 1831;
RFC 1861;
RFC 1938;
RFC 1951;
RFC 1959;
RFC 1960;
RFC 2045;
RFC 2046;
RFC 2047;
RFC 2048;
RFC 2049;
RFC 2060;
RFC 2061;
RFC 2068;
RFC 2093;
RFC 2131;
RFC 2234;
RFC 2236;
RFC 2246;
RFC 2279;
RFC 2298;
RFC 2326;
RFC 2408;
RFC 2543;
RFC 2795;
RFC 792;
RFC 822;
RFC 826;
RFC 854;
RFC 903;
RFC 959;
RFCOMM;
RFE;
RFI;
RFP;
RFT;
RG58;
RG8;
RGB;
Rhapsody;
rib site;
rice box;
Richard Gabriel;
Richard Hamming;
Richard P. Gabriel;
Richard Stallman;
rich object;
Rich Site Summary;
Rich Text Format;
RIFF;
RIGAL;
Rigel;
right brace;
right bracket;
right-click;
right outer join;
right parenthesis;
Right Thing;
Rijndael;
ring network;
ring topology;
Riordan's Internet Privacy Enhanced Mail;
RIP;
RIPE;
RIPEM;
RISC;
RISCiX;
RISC OS;
Risc PC;
RISC System/6000;
RISQL;
RJ-11;
RJ-45;
RJE;
RKM;
RL;
rl;
RLaB;
RLE;
RLF;
RLL;
rlogin;
RMAG;
RMAIL;
RMI;
RM-ODP;
RMON;
RMS;
RNF;
ro;
roach;
ROADS;
Robert T. Morris;
ROBEX;
RoboHELP;
robot;
robust;
Rockwell Protocol Interface;
Rocky Mountain Basic;
rococo;
roff;
ROFLMAO;
rogue;
rollback;
ROM;
ROM BIOS;
ROME;
Rom Kernel Manual;
room;
ROOM Methodology;
room-temperature IQ;
root;
root bridge;
root directory;
root mode;
root node;
Root Normal Form;
root version;
ROSE;
Rosette;
Roskind grammars;
rot13;
rotary debugger;
rotational latency;
rotation per minute;
ROTFL;
ROTFLMAO;
ROTFLOL;
round-robin;
round tape;
round-trip time;
route;
routed;
route flapping;
routeing;
routeing domain;
router;
routine;
routing;
Routing Information Protocol;
Routing Table Maintenance Protocol;
row;
row-level locking;
Royal Veterinary and Agricultural University;
RPC;
RPG;
RPI;
RPL;
RPL-1;
RPM;
rpm;
RPN;
Répondez s'il vous plait;
RPT;
RRL;
RRS;
RS;
RS-232;
RS-232C;
RS-232D;
RS-422;
RS-423;
RS-449;
RS-485;
RS6000;
RS/6000;
RS6K;
RSA;
RSA Data Security, Inc.;
RSA encryption;
RSCS;
Réseaux Associés pour la Recherche Européenne;
Réseaux IP Européens;
RS flip-flop;
rsh;
RSI;
RSL;
RSN;
RSS;
rstat;
RSTS/E;
RSVP;
RTBM;
RTC++;
RT-CDL;
RTEE;
RTF;
RTFAQ;
RTFB;
RTFM;
RTFS;
RTI;
RTL;
RTL/1;
RTL/2;
RTM;
RTMP;
RTOS;
RTP;
RT-PC;
RTS;
RTSA;
RTSP;
RTT;
RTTI;
ru;
rubi;
Ruby;
rude;
RUFL;
run;
RUNCIBLE;
runes;
runic;
run-length encoding;
Run Length Limited;
run time;
run-time environment;
run-time error;
run-time library;
run-time support;
run-time system;
Run-Time Type Information;
ruptime;
RUSH;
Russell;
Russell, Bertrand;
Russell's Attic;
Russell's Paradox;
rusty iron;
rusty memory;
RUTH;
rw;
rwho;
RWP;
Rx;