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Home / Computing & IT / Unix

Computing & IT >> Unix Abbreviations

Look through 485 acronyms and abbreviations related to Unix:

FCNTL — file control
URL — Universal Resource Locator
XML — Extensible Markup Language
XENIX — Xenos Unix
SYN — Synchronous
UNISTD.H — Unix standard
FTP — File Transfer Protocol
ANSI — American National Standards Institute, Inc.
GETTY — get tty
PS — PostScript
EM — emphasize
IRC — Internet Relay Chat
XARGS — extended arguments
XDPR — X dump print
VALIGN — vertical alignment
EXECVE — execv with environment
QDAEMON — queue daemon
STDIO.H — Standard Input/Output Header
IP — Internet Protocol
XMKMF — X make makefile
VARARGS.H — variable arguments
CR — Carriage Return
AACUTE — A with accent acute
HALIGN — horizontal alignment
WWW — World Wide Web
SMTP — Simple Mail Transfer Protocol
ASCII — American National Standard Code for Information Interchange
DEC — Digital Equipment Corporation
SIGEMT — signal: EMT instruction
UDP — User Datagram Protocol (FDDI related)
HTTP — Hypertext Transfer Protocol
STRCAT — string concatenate
IBM — International Business Machines Corporation
NFS — Network File System
STRCSPN — string character span
RFC — Request For Comment
ACK — Acknowledge (telecommunications; Cf. NAK)
STRSTR — string string
PGP — Pretty Good Privacy (encryption)
STRCHR — string character
SLIP — Serial Line Interface Protocol
PCLOSE — process close
BSD — Berkeley Software Distribution
DHCP — Dynamic Host Configuration Protocol
FPRINTF — file print formatted
PNG — Portable Network Graphics (graphic file standard/extension)
SCSI — Small Computer System Interface
C — Center
RAID — Redundant Array of Inexpensive Disks
SIGABRT — signal: abort

MIL — Military
NET — Network
DIV — Division
TCP — Transmission Control Protocol
ARP — Address Resolution Protocol (ATM)
STRSPN — string span
AELIG — AE ligature
GIF — Graphic Interchange Format
KBD — Keyboard
EOT — End Of Transmission
ICMP — Internet Control Message Protocol
CRC — Contrôle de Redondance Cyclique (French: Cyclic Redundancy Check)
YACC — Yet Another Compiler-Compiler
MHS — Message Handling System (electronic)
OSI — Open Systems Interconnection (iso Standard)
SGML — Standard Generalized Markup Language
NL — New Line
CVS — Concurrent Versions System
NIS — Network Information System
RCS — Revision Control System
STRCPY — string copy
RFD — Request For Discussion
PPP — Point-to-Point Protocol
SNMP — Simple Network Management Protocol (ATM)
DUP — Duplicate
DCE — Distributed Computing Environment
PERL — Practical Extraction and Report Language
SIGURG — signal: urgent I/O condition
RIP — Routing Information Protocol
EXECLP — execl with path search
CC — C Compiler
EXECVP — execv with path search
ETC — Et Cetera
YP — Yellow Pages
TCL — Tool Command Language
CALLOC — cleared allocation
ORG — Organization
A — Anchor
TTT — Tic Tac Toe
STRTOK — string tokenize
STRRCHR — string character
LF — Line Feed
NBSP — Non-Breaking Space
RMDIR — Remove Directory
EXECV — execute
REALLOC — re-allocate
ALT — Alternative Lengthening of Telomeres
WC — Word Count
LANG — language
NIC — Network Information Center

BRK — Break
STRCMP — string compare
HD — Hard Disk
BOOTP — Bootstrap Protocol
HP — Hewlett Packard's
FSF — Free Software Foundation
STDLIB.H — standard library
BG — Background
STTY — set tty
PASSWD — Password
CD — Change Directory
EXEC — Execute
ATOB — ASCII to Binary
SYNC — Synchronize
IMG — Image
CAN — Cancel
STRLEN — string length
NNTP — Network News Transfer Protocol
MV — Move
TMP — Temporary
USL — UNIX System Laboratories
CAT — Concatenate
CXX — C File
PPTP — Point-to-Point Tunneling Protocol
C — Close
LPQ — Line Printer Queue
RCP — Remote Copy Protocol
UNAME — Unix name
IOCTL — Input/Output Control
MAN — Manual
STX — Start of Text
CMP — Compare
SIGILL — signal: illegal instruction
SVR4 — System V Release 4 Unix
VAR — Variable
U — Underline
SIGALRM — signal: alarm clock
ETX — End of Text
STRPBRK — string pointer break
SIGHUP — signal: hangup
TTY — Teletype Telex Machine
NTP — Network Time Protocol
C — Century
GREP — Global Regular Expression Print
HREF — Hypertext Reference
SO — Shift-Out
W3C — Word Wide Web Consortium
TAR — Tape Archive
C — Cell
BEL — Bennett Environmental, Inc. (stock symbol; formerly the symbol for Bell Atlantic)

MWM — Motif Window Manager
RLOGIN — Remote Login in Unix
I — Intermediate
SIGUSR1 — signal: user-defined signal 1
SCANF — scan formatted
CDE — Common Desktop Environment
BSH — Bourne Shell
CTYPE.H — character types
ERRNO — error number
WM — Window Manager
FS — File Separator
JAVA — [not an acronym] A general purpose, high-level, object-oriented, cross-platform programming language developed by Sun Microsystems
GOV — Government
BS — Backspace
AIX — Advanced Interactive Executive (IBM)
XDM — X Display Manager
DIR — Directory
LS — Listing
DNS — Domain Name Server
TGZ — tar gz
TFTP — Trivial File Transfer Protocol (ATM)
SED — Stream Editor
CI — Check In
LIB — Libra
COM — Commercial
TH — Table Header
C — Cent
MULTICS — Multiplexed Information and Computing System
CSH — C Shell Programming
NAK — Negative Acknowledge
TIFF — Tag Image File Format
SCCS — Source Code Control System
D — Daemon
FF — Form Feed
C — Cessna
LS — List-Serv
PDP — Programmed Data Processor
SI — Shift In
LPD — Line Printer Daemon
DC1 — Device Control 1
FSCK — File System Check
US — Unit Separator
CTIME — convert time
I — Italic
ACIRC — A with accent circonflexe
OSF — Open Software Foundation
P — Paragraph
OL — Ordered List
C — Centavo
C — Centum

SIGTTIN — signal: TTY input
ISATTY — is a tty
ULIMIT — user's limit
PROF — Profile
EQN — Equation
KSH — Korn Shell Programming
PS — Process Status
COMM — Common
GS — Group Separator
ZIP — Ziv packer
DAEMON — Disk And Execution Monitor
LPC — Line Printer Control
ETB — End of Transmission Block
EXECL — execute list
FTOK — file token
VI — Visual
PUSHD — push directory
IMAP2 — Interim Mail Access Protocol, Version 2
SIGTSTP — Signal: terminal stop
CCEDIL — C with cedille
NUL — Null
PRINTF — Print Formatted
V — Version
LPRM — Line Printer Remove
B — Bold Text
SO — Shared Object
UTMP — temporary file with user information
ENQ — Enquiry
SU — Superuser
RS — Record Separator
BASH — Bourne Again Shell
ATOF — ASCII to Float
PAX — Portable Archive Exchange
SIGBUS — signal: bus error
SSCANF — string scan formatted
CHARGEN — character generator
SINIX — Siemens Unix
SZLIG — sz ligature
AWK — Aho, Weinberger, Kernighan
LORDER — library order
AGRAVE — A with accent grave
VT — Video Terminal
SPAM — not an acronym
POPEN — process open
TCSH — Tenex C Shell
PTY — pseudo tty
DEL — Delete
ARPA — Advanced Research Project Agency's
LI — List Item
ROFF — run-off

SIGTTOU — signal: TTY output
SPC — Space
RC — Run Commands (UNIX)
SIGTERM — signal: terminate
BR — Break
DLE — Data Link Escape
DWARF — Debug with Arbitrary Record Format
SUB — Substitute
LPR — Line Print
SAMP — Sample
R — Remote
ENV — Environment
UUCP — Unix-to-Unix communication protocol
HT — Horizontal Tabulator
UCB — University of California at Berkeley's
EVAL — Evaluate
SCO — Santa Cruz Operation, Inc.
SOH — Start Of Header
TR — Table Row
EDU — Educational Disadvantage Unit
ELM — Electronic Mail for UNIX
EDU — Educational Development Unit
TSH — Trusted shell
SRAND — seed random number generator
RSH — Remote Shell
FUSER — file user
LINT — not an acronym
PING — not an acronym
SIGCHLD — Signal: child
CB — C-Beautifier
REC — Recreation (ground)
DIFF — Difference
TBL — Table
VIM — Vi Improved
TZ — Time Zone
CHOWN — Change Owner
NOHUP — no hang-up
M4 — macro processor version 4
EDU — Educational Institutions
A — Archive
LS — Language Specialist
SPRINTF — string print formatted
BIFF — not an acronym
ATOI — ASCII to Integer
CAL — Calendar
TNS — Transparent Network Substrate
SRC — Source
FG — Foreground
TR — Translate
DEV — Devices

DU — Disk Usage
UNIQ — Unique
EXECLE — execl with environment
LD — Library Loader
A/UX — Apple Unix
XON — Transmission On
DVI — device independant
SAR — System Activity Report
AS — Assembler
FMT — Format
BIN — binaries
CHDIR — Change Directory
EDU — Educational Organizations
FTW — File Tree Walk
MPEG — motion picture expert group
TT — Teletype
LP — Line Printer
XFD — X Font Display
ESAC — case
NOM — Nomenclature
G — GNU C Compiler
RANLIB — random access library
GZ — Gnu Zip
SIGFPE — signal: floating point exception
TERMCAP — TERMinal CAPability
STRTOL — string to long
JSH — job-control shell
RCP — remote copy program
TEX — Tau Epsilon Chi
AR — Archiver
DIRNAME — directory name
GLOB — Global
SDB — symbolic debugger
SIGSEGV — signal: segmentation violation
DF — Disk Free
U — User
USR — Unix Shared Resources
CRON — Chronos
SUB — Subscript
FSTAB — File System Table
ISO — not an acronym
STDARG.H — standard arguments
EXPR — Expression
RSH — Restricted Shell
ADB — advanced debugger
ED — Editorial Division
SH — Shell
STDDEF.H — standard definitions
TERMINFO — Terminal Information
MALLOC — memory allocation

HPUX — Hewlett-Packard Unix
SBIN — superuser binaries
NM — Names
USENET — User's Network
CP — Copy (Unix command)
MVDIR — move directory
CHMOD — Change Mode
RMT — Remote Magnetic Tape
POVRAY — Persistence of Vision Raytracer
PRE — Preformatted
PCC — Portable C Compiler
NN — No News
L — lex
IEEE — Institute of Electrical and Electronical Engineers
ETH — ?
SBRK — segment break
FSCANF — file scan formatted
CPIO — Copy In and Out
EGREP — extended grep
FGREP — fixed-string grep
TELNET — TErminal over NETwork
TK — Tcl-based Toolkit
OCLOCK — O shaped clock
LEX — Lexical Analyser
DIFF3 — differences of three files
REGEX — regular expression execute
RARP — Reverse ARP
TEE — T pipe fitting
IMAKE — interface to make
XRDB — X resource database
LN — Link
REGCMP — regular expression compile
MEM — Memory
PINE — PINE Is Nearly Elm(Pine Internet News and E-mail)
PR — prepare
QSORT — quick sort
ELF — Extensible Linking Format
CHSH — change shell
LD — Loader Domain
SIGIO — Signal: input/output
ED — Editorial Department
PS1 — prompt string 1
MINIX — miniature Unix
GNU — GNU is not Unix
H — Header
SPOOL — Simultaneous Peripheral Operation OnLine
COM — Commercial Operations Management
PICO — PINE Composer
RMT — Raw Magnetic Tape
MKFS — Make File system

XWD — X Window Dump
PBM — Portable Bitmap
H — Header file
TSORT — topological sort
EMACS — Escape Meta Alternate Control Shift
RZ — Receive Z-modem
SIGWINCH — Signal: window changed
EMACS — Emacs makes any computer slow
AUML — A with umlaut
WISH — windowing shell
H1 — Header 1
MOTD — motto of the day
FTIO — fast tape input/output
S — server-parsed HTML
ID — Identity
MKNOD — make node
ESC — Escape
PRINTCAP — printer capability
TCLSH — Tcl shell
XWUD — X window un-dump
DC — Desk Calculator
Y — yacc
RMAIL — restricted mail
TROFF — typesetter roff
LN — Link number
VPRINTF — varargs print formatted
SZ — send Zmodem
ED — Editorial Decision
Z — ?
VT — Vertical tabulator
LPP — licensed program products
NAWK — New AWK
OD — Octal Dump
MIME — Multi-Purpose Internet Mail Extensions
SUP — Superscript
BC — better calculator
BSEARCH — binary search
O — object code
BTOA — Binary to ASCII
KMEM — kernel memory
SIGSYS — Signal: system call
SIGINT — signal: interruption
CHGRP — Change Group
JPEG — joint pictures expert group
POPD — pop directory
SIGCONT — signal: continue
XPM — X Pixel Map
PRS — Print Revision Summary
SYSV — System V
DBX — Extended Debugger

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