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Home / Computing & IT / Unix

Computing & IT >> Unix Abbreviations

Look through 485 acronyms and abbreviations related to Unix:

URL — Universal Resource Locator
FCNTL — file control
ANSI — American National Standards Institute, Inc.
UNISTD.H — Unix standard
GETTY — get tty
XML — Extensible Markup Language
FTP — File Transfer Protocol
IP — Internet Protocol
ARP — Address Resolution Protocol (ATM)
XENIX — Xenos Unix
IRC — Internet Relay Chat
ASCII — American National Standard Code for Information Interchange
UNAME — Unix name
PS — PostScript
CR — Carriage Return
DEC — Digital Equipment Corporation
ACK — Acknowledge (telecommunications; Cf. NAK)
WWW — World Wide Web
PGP — Pretty Good Privacy (encryption)
SYN — Synchronous
HTTP — Hypertext Transfer Protocol
IBM — International Business Machines Corporation
SMTP — Simple Mail Transfer Protocol
STDIO.H — Standard Input/Output Header
XARGS — extended arguments
DHCP — Dynamic Host Configuration Protocol
SIGEMT — signal: EMT instruction
RFC — Request For Comment
VALIGN — vertical alignment
NFS — Network File System
PNG — Portable Network Graphics (graphic file standard/extension)
XMKMF — X make makefile
XDPR — X dump print
EXECVE — execv with environment
EM — emphasize
VARARGS.H — variable arguments
HALIGN — horizontal alignment
QDAEMON — queue daemon
SLIP — Serial Line Interface Protocol
AACUTE — A with accent acute
EOT — End Of Transmission
CRC — Contrôle de Redondance Cyclique (French: Cyclic Redundancy Check)
UDP — User Datagram Protocol (FDDI related)
STRCSPN — string character span
DIV — Division
TCP — Transmission Control Protocol
MHS — Message Handling System (electronic)
BOOTP — Bootstrap Protocol
ULIMIT — user's limit
BSD — Berkeley Software Distribution

SCSI — Small Computer System Interface
GIF — Graphic Interchange Format
PPP — Point-to-Point Protocol
SNMP — Simple Network Management Protocol (ATM)
YACC — Yet Another Compiler-Compiler
KBD — Keyboard
MIL — Military
STRCAT — string concatenate
ETC — Et Cetera
RIP — Routing Information Protocol
STRCHR — string character
CVS — Concurrent Versions System
OSI — Open Systems Interconnection (iso Standard)
RAID — Redundant Array of Inexpensive Disks
C — Center
RFD — Request For Discussion
ALT — Alternative Lengthening of Telomeres
NL — New Line
STRSTR — string string
SGML — Standard Generalized Markup Language
ICMP — Internet Control Message Protocol
NET — Network
PERL — Practical Extraction and Report Language
ETX — End of Text
SIGURG — signal: urgent I/O condition
SIGABRT — signal: abort
LANG — language
LF — Line Feed
RCS — Revision Control System
NIS — Network Information System
DCE — Distributed Computing Environment
NNTP — Network News Transfer Protocol
TCL — Tool Command Language
FSF — Free Software Foundation
NIC — Network Information Center
MAN — Manual
EXECVP — execv with path search
HP — Hewlett Packard's
FPRINTF — file print formatted
DAEMON — Disk And Execution Monitor
PCLOSE — process close
DNS — Domain Name Server
STRSPN — string span
TTY — Teletype Telex Machine
A — Anchor
ORG — Organization
BG — Background
NTP — Network Time Protocol
AELIG — AE ligature
SO — Shift-Out

FSCK — File System Check
MV — Move
EXECLP — execl with path search
CC — C Compiler
AIX — Advanced Interactive Executive (IBM)
SIGUSR1 — signal: user-defined signal 1
PPTP — Point-to-Point Tunneling Protocol
STRRCHR — string character
CALLOC — cleared allocation
REALLOC — re-allocate
NBSP — Non-Breaking Space
VAR — Variable
CDE — Common Desktop Environment
DIR — Directory
BRK — Break
PASSWD — Password
GREP — Global Regular Expression Print
STDLIB.H — standard library
EXECV — execute
OSF — Open Software Foundation
ATOB — ASCII to Binary
SPC — Space
RMDIR — Remove Directory
DUP — Duplicate
YP — Yellow Pages
SVR4 — System V Release 4 Unix
STRCMP — string compare
CTYPE.H — character types
HREF — Hypertext Reference
STRLEN — string length
STTY — set tty
TTT — Tic Tac Toe
STRCPY — string copy
LIB — Libra
CAN — Cancel
TFTP — Trivial File Transfer Protocol (ATM)
EXEC — Execute
CXX — C File
USL — UNIX System Laboratories
C — Close
SIGHUP — signal: hangup
DEL — Delete
TAR — Tape Archive
RCP — Remote Copy Protocol
C — Century
SIGTTOU — signal: TTY output
V — Version
COMM — Common
CD — Change Directory
STRTOK — string tokenize

ARPA — Advanced Research Project Agency's
PDP — Programmed Data Processor
EQN — Equation
WC — Word Count
EXECL — execute list
TMP — Temporary
TIFF — Tag Image File Format
SYNC — Synchronize
BEL — Bennett Environmental, Inc. (stock symbol; formerly the symbol for Bell Atlantic)
HD — Hard Disk
MWM — Motif Window Manager
DU — Disk Usage
IMG — Image
ENQ — Enquiry
SAMP — Sample
LPD — Line Printer Daemon
GOV — Government
XDM — X Display Manager
SRAND — seed random number generator
CHARGEN — character generator
CAT — Concatenate
SI — Shift In
CMP — Compare
RLOGIN — Remote Login in Unix
SIGALRM — signal: alarm clock
ETB — End of Transmission Block
SIGILL — signal: illegal instruction
SCO — Santa Cruz Operation, Inc.
C — Cell
TK — Tcl-based Toolkit
STX — Start of Text
JAVA — [not an acronym] A general purpose, high-level, object-oriented, cross-platform programming language developed by Sun Microsystems
VI — Visual
A/UX — Apple Unix
WM — Window Manager
VT — Video Terminal
LPR — Line Print
MEM — Memory
SCCS — Source Code Control System
CI — Check In
IOCTL — Input/Output Control
STRPBRK — string pointer break
SOH — Start Of Header
US — Unit Separator
NAK — Negative Acknowledge
KSH — Korn Shell Programming
BSH — Bourne Shell
SCANF — scan formatted
COM — Commercial
EDU — Educational Disadvantage Unit

LPQ — Line Printer Queue
CB — C-Beautifier
DEV — Devices
UUCP — Unix-to-Unix communication protocol
SIGTSTP — Signal: terminal stop
ATOF — ASCII to Float
ERRNO — error number
CTIME — convert time
SIGTTIN — signal: TTY input
ESC — Escape
LS — Listing
TH — Table Header
LINT — not an acronym
BC — better calculator
ACIRC — A with accent circonflexe
ELM — Electronic Mail for UNIX
GLOB — Global
B — Bold Text
NM — Names
CAL — Calendar
OL — Ordered List
SU — Superuser
PING — not an acronym
AWK — Aho, Weinberger, Kernighan
I — Intermediate
CSH — C Shell Programming
DLE — Data Link Escape
PTY — pseudo tty
FUSER — file user
BIFF — not an acronym
SUB — Substitute
BASH — Bourne Again Shell
MULTICS — Multiplexed Information and Computing System
EVAL — Evaluate
FF — Form Feed
U — Underline
DWARF — Debug with Arbitrary Record Format
SRC — Source
RSH — Remote Shell
ATOI — ASCII to Integer
W3C — Word Wide Web Consortium
CRON — Chronos
PCC — Portable C Compiler
PRINTF — Print Formatted
A — Archive
REC — Recreation (ground)
DC1 — Device Control 1
ENV — Environment
SAR — System Activity Report
VIM — Vi Improved

LINUX — from Linus
LPRM — Line Printer Remove
TT — Teletype
PS — Process Status
EDU — Educational Development Unit
C — Centavo
LPC — Line Printer Control
I — Italic
CP — Copy (Unix command)
FTW — File Tree Walk
NOHUP — no hang-up
FMT — Format
CPIO — Copy In and Out
IEEE — Institute of Electrical and Electronical Engineers
UTMP — temporary file with user information
GZ — Gnu Zip
LORDER — library order
TNS — Transparent Network Substrate
NOM — Nomenclature
DF — Disk Free
FC — Fix Command
DIFF — Difference
M4 — macro processor version 4
R — Remote
G — GNU C Compiler
EDU — Educational Organizations
DIRNAME — directory name
CHGRP — Change Group
TSH — Trusted shell
BSEARCH — binary search
DC — Desk Calculator
RMT — Remote Magnetic Tape
CHMOD — Change Mode
CHSH — change shell
PAX — Portable Archive Exchange
MPEG — motion picture expert group
XRDB — X resource database
ADB — advanced debugger
HPUX — Hewlett-Packard Unix
LS — Language Specialist
COM — Commercial Operations Management
UNIQ — Unique
FSTAB — File System Table
MINIX — miniature Unix
BTOA — Binary to ASCII
FTIO — fast tape input/output
AUML — A with umlaut
USENET — User's Network
POVRAY — Persistence of Vision Raytracer
POPEN — process open

EGREP — extended grep
EXPR — Expression
TEX — Tau Epsilon Chi
XFD — X Font Display
GNU — GNU is not Unix
EXECLE — execl with environment
SIGIO — Signal: input/output
ID — Identity
HT — Horizontal Tabulator
LP — Line Printer
SIGCONT — signal: continue
SPRINTF — string print formatted
— archive
DD — dictionary definition
TBL — Table
PINE — PINE Is Nearly Elm(Pine Internet News and E-mail)
LEX — Lexical Analyser
RANLIB — random access library
REGEX — regular expression execute
STRTOL — string to long
TELNET — TErminal over NETwork
C89 — 1989 C compiler
TSORT — topological sort
FSCANF — file scan formatted
LD — Library Loader
PRS — Print Revision Summary
PBM — Portable Bitmap
RM — Remove
DBX — Extended Debugger
RCP — remote copy program
ISO — not an acronym
TEE — T pipe fitting
JSH — job-control shell
MOTD — motto of the day
TERMCAP — TERMinal CAPability
LD — Loader Domain
SDB — symbolic debugger
SZ — send Zmodem
STDARG.H — standard arguments
MALLOC — memory allocation
H — Header
DIFF3 — differences of three files
DVI — device independant
NN — No News
STDDEF.H — standard definitions
VT — Vertical tabulator
SPOOL — Simultaneous Peripheral Operation OnLine
DL — Define List
PR — prepare
PS1 — prompt string 1

H — Header file
RZ — Receive Z-modem
EMACS — Emacs makes any computer slow
EX — extended editor
H1 — Header 1
PICO — PINE Composer
U — User
ED — Editorial Department
ED — Editorial Division
WALL — write all
XON — Transmission On
LPP — licensed program products
USR — Unix Shared Resources
ELF — Extensible Linking Format
XMP — example
TERMINFO — Terminal Information
NAWK — New AWK
RFO — request for opinions
WISH — windowing shell
EMACS — Escape Meta Alternate Control Shift
SUB — Subscript
SIGWINCH — Signal: window changed
SA — stub archive
REGCMP — regular expression compile
KMEM — kernel memory
OCLOCK — O shaped clock
MVDIR — move directory
S — server-parsed HTML
POPD — pop directory
ETH — ?
XWD — X Window Dump
SIGSYS — Signal: system call
O — object code
SHAR — SHell ARchive
LHARC — Lempl-Huffman archiver
IMAKE — interface to make
XWUD — X window un-dump
CO — Check-Out
INODE — Index Node
LOGNAME — log-in name
JPEG — joint pictures expert group
TAB — Tabulator
TROFF — typesetter roff
SYSV — System V
Y — yacc
XPM — X Pixel Map
PRE — Preformatted
FGREP — fixed-string grep
MKFS — Make File system
TD — Table Data

SIGSEGV — signal: segmentation violation
RARP — Reverse ARP
RMT — Raw Magnetic Tape
XBM — X BitMap Format
L — lex
SIGINT — signal: interruption
MKNOD — make node
SBIN — superuser binaries
IFS — internal field seperators
VPRINTF — varargs print formatted
MIME — Multi-Purpose Internet Mail Extensions
LS — List Show
ED — Editorial Decision
OD — Octal Dump
SBRK — segment break
PRINTCAP — printer capability
NOBR — No break
QSORT — quick sort
TCLSH — Tcl shell
PWD — print work directory
LN — Link number
XOFF — Transmission Off
RMAIL — restricted mail
DT — Dictionary Term
LD — link editor
UMASK — user's mask
R — Raw
SUP — Superscript
UL — Unsorted List
NL — number lines
NROFF — new roff
FD — Floppy Diskette
RMDEL — remove delta
FD — file descriptors
Z — ?

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