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Home / Computing & IT / Unix

Computing & IT >> Unix Abbreviations

Look through 485 acronyms and abbreviations related to Unix:

SYN — Synchronous
FCNTL — file control
EM — emphasize
FTP — File Transfer Protocol
GETTY — get tty
XML — Extensible Markup Language
XENIX — Xenos Unix
ANSI — American National Standards Institute, Inc.
WWW — World Wide Web
IRC — Internet Relay Chat
UDP — User Datagram Protocol (FDDI related)
STRCAT — string concatenate
IP — Internet Protocol
NFS — Network File System
PCLOSE — process close
SMTP — Simple Mail Transfer Protocol
HTTP — Hypertext Transfer Protocol
STRCHR — string character
SIGABRT — signal: abort
SCSI — Small Computer System Interface
CR — Carriage Return
STRSTR — string string
C — Center
BSD — Berkeley Software Distribution
RFC — Request For Comment
EXECVE — execv with environment
TCP — Transmission Control Protocol
DEC — Digital Equipment Corporation
NIS — Network Information System
NET — Network
DHCP — Dynamic Host Configuration Protocol
UNISTD.H — Unix standard
MIL — Military
STRCSPN — string character span
ASCII — American National Standard Code for Information Interchange
XARGS — extended arguments
SLIP — Serial Line Interface Protocol
FPRINTF — file print formatted
URL — Universal Resource Locator
YACC — Yet Another Compiler-Compiler
SGML — Standard Generalized Markup Language
CC — C Compiler
XDPR — X dump print
STRCPY — string copy
A — Anchor
STRSPN — string span
RCS — Revision Control System
YP — Yellow Pages
NBSP — Non-Breaking Space
ICMP — Internet Control Message Protocol

OSI — Open Systems Interconnection (iso Standard)
HD — Hard Disk
PNG — Portable Network Graphics (graphic file standard/extension)
PS — PostScript
RIP — Routing Information Protocol
KBD — Keyboard
ACK — Acknowledge (telecommunications; Cf. NAK)
WC — Word Count
DCE — Distributed Computing Environment
CVS — Concurrent Versions System
ARP — Address Resolution Protocol (ATM)
STRTOK — string tokenize
LPQ — Line Printer Queue
STRRCHR — string character
PGP — Pretty Good Privacy (encryption)
NL — New Line
VALIGN — vertical alignment
TCL — Tool Command Language
DIV — Division
SYNC — Synchronize
ORG — Organization
NIC — Network Information Center
MHS — Message Handling System (electronic)
LF — Line Feed
BRK — Break
ETC — Et Cetera
RAID — Redundant Array of Inexpensive Disks
SO — Shift-Out
CAN — Cancel
DUP — Duplicate
RMDIR — Remove Directory
EXEC — Execute
EXECVP — execv with path search
EXECV — execute
TMP — Temporary
USL — UNIX System Laboratories
CAT — Concatenate
SNMP — Simple Network Management Protocol (ATM)
FSF — Free Software Foundation
FS — File Separator
C — Close
I — Intermediate
BG — Background
CMP — Compare
PASSWD — Password
AACUTE — A with accent acute
IBM — International Business Machines Corporation
EOT — End Of Transmission
C — Cell
ALT — Alternative Lengthening of Telomeres

STRCMP — string compare
QDAEMON — queue daemon
WM — Window Manager
VARARGS.H — variable arguments
MV — Move
BSH — Bourne Shell
HALIGN — horizontal alignment
REALLOC — re-allocate
RFD — Request For Discussion
PPP — Point-to-Point Protocol
TAR — Tape Archive
CRC — Contrôle de Redondance Cyclique (French: Cyclic Redundancy Check)
BS — Backspace
TTT — Tic Tac Toe
LS — Listing
EXECLP — execl with path search
CALLOC — cleared allocation
NNTP — Network News Transfer Protocol
VAR — Variable
RCP — Remote Copy Protocol
XDM — X Display Manager
GREP — Global Regular Expression Print
XMKMF — X make makefile
STRPBRK — string pointer break
C — Century
MWM — Motif Window Manager
TH — Table Header
C — Cent
I — Italic
GOV — Government
RLOGIN — Remote Login in Unix
C — Cessna
STDLIB.H — standard library
ERRNO — error number
C — Centavo
C — Centum
D — Daemon
PS — Process Status
BOOTP — Bootstrap Protocol
PROF — Profile
GIF — Graphic Interchange Format
CXX — C File
MULTICS — Multiplexed Information and Computing System
TTY — Teletype Telex Machine
SI — Shift In
FF — Form Feed
MAN — Manual
CI — Check In
NTP — Network Time Protocol
COM — Commercial

SED — Stream Editor
P — Paragraph
SCANF — scan formatted
US — Unit Separator
AELIG — AE ligature
V — Version
STX — Start of Text
IOCTL — Input/Output Control
PPTP — Point-to-Point Tunneling Protocol
GS — Group Separator
CD — Change Directory
PERL — Practical Extraction and Report Language
SIGILL — signal: illegal instruction
STDIO.H — Standard Input/Output Header
ZIP — Ziv packer
STRLEN — string length
B — Bold Text
OL — Ordered List
BEL — Bennett Environmental, Inc. (stock symbol; formerly the symbol for Bell Atlantic)
SO — Shared Object
STTY — set tty
LPC — Line Printer Control
SIGUSR1 — signal: user-defined signal 1
SIGALRM — signal: alarm clock
PDP — Programmed Data Processor
AIX — Advanced Interactive Executive (IBM)
LPRM — Line Printer Remove
CDE — Common Desktop Environment
CTIME — convert time
CSH — C Shell Programming
RS — Record Separator
JAVA — [not an acronym] A general purpose, high-level, object-oriented, cross-platform programming language developed by Sun Microsystems
DIR — Directory
HP — Hewlett Packard's
SVR4 — System V Release 4 Unix
TFTP — Trivial File Transfer Protocol (ATM)
TGZ — tar gz
CTYPE.H — character types
LS — List-Serv
SIGTTIN — signal: TTY input
NAK — Negative Acknowledge
IMAP2 — Interim Mail Access Protocol, Version 2
LIB — Libra
SIGHUP — signal: hangup
UNAME — Unix name
EXECL — execute list
LS — Language Specialist
SIGTSTP — Signal: terminal stop
ISATTY — is a tty
OSF — Open Software Foundation

LANG — language
SIGEMT — signal: EMT instruction
SSCANF — string scan formatted
CCEDIL — C with cedille
ETX — End of Text
AWK — Aho, Weinberger, Kernighan
TCSH — Tenex C Shell
DAEMON — Disk And Execution Monitor
LD — Library Loader
PAX — Portable Archive Exchange
SZLIG — sz ligature
SU — Superuser
ENV — Environment
EQN — Equation
VT — Video Terminal
UCB — University of California at Berkeley's
TIFF — Tag Image File Format
POPEN — process open
IMG — Image
VI — Visual
SAMP — Sample
SCCS — Source Code Control System
LPD — Line Printer Daemon
LORDER — library order
BASH — Bourne Again Shell
KSH — Korn Shell Programming
HREF — Hypertext Reference
TR — Table Row
ATOB — ASCII to Binary
FSCK — File System Check
NOHUP — no hang-up
PUSHD — push directory
FTOK — file token
FG — Foreground
HT — Horizontal Tabulator
DNS — Domain Name Server
ARPA — Advanced Research Project Agency's
R — Remote
SINIX — Siemens Unix
ATOF — ASCII to Float
CHDIR — Change Directory
AS — Assembler
SIGTERM — signal: terminate
ATOI — ASCII to Integer
AGRAVE — A with accent grave
COMM — Common
DWARF — Debug with Arbitrary Record Format
ACIRC — A with accent circonflexe
ULIMIT — user's limit
CAL — Calendar

SAR — System Activity Report
LP — Line Printer
RC — Run Commands (UNIX)
SPRINTF — string print formatted
ELM — Electronic Mail for UNIX
SIGTTOU — signal: TTY output
ETB — End of Transmission Block
DVI — device independant
RSH — Remote Shell
SIGSEGV — signal: segmentation violation
BR — Break
SPAM — not an acronym
DLE — Data Link Escape
A — Archive
SIGBUS — signal: bus error
DEV — Devices
DIFF — Difference
SIGCHLD — Signal: child
BIFF — not an acronym
RCP — remote copy program
PRE — Preformatted
PRINTF — Print Formatted
EDU — Educational Institutions
G — GNU C Compiler
TR — Translate
TERMINFO — Terminal Information
NUL — Null
A/UX — Apple Unix
VIM — Vi Improved
SUB — Substitute
U — User
U — Underline
UUCP — Unix-to-Unix communication protocol
AR — Archiver
EDU — Educational Disadvantage Unit
DEL — Delete
LI — List Item
DF — Disk Free
TZ — Time Zone
TEX — Tau Epsilon Chi
EDU — Educational Development Unit
STRTOL — string to long
PING — not an acronym
ENQ — Enquiry
TT — Teletype
TERMCAP — TERMinal CAPability
QSORT — quick sort
SIGFPE — signal: floating point exception
ROFF — run-off
TBL — Table

USR — Unix Shared Resources
SBIN — superuser binaries
UTMP — temporary file with user information
SOH — Start Of Header
CHOWN — Change Owner
STDARG.H — standard arguments
FUSER — file user
XFD — X Font Display
SRAND — seed random number generator
DC1 — Device Control 1
EXECLE — execl with environment
CHMOD — Change Mode
IEEE — Institute of Electrical and Electronical Engineers
GNU — GNU is not Unix
RANLIB — random access library
TNS — Transparent Network Substrate
TSH — Trusted shell
MPEG — motion picture expert group
GZ — Gnu Zip
DIFF3 — differences of three files
IMAKE — interface to make
SCO — Santa Cruz Operation, Inc.
OCLOCK — O shaped clock
AUML — A with umlaut
EDU — Educational Organizations
BIN — binaries
FTW — File Tree Walk
EVAL — Evaluate
UNIQ — Unique
SPC — Space
PS1 — prompt string 1
FSTAB — File System Table
GLOB — Global
SZ — send Zmodem
MKFS — Make File system
ED — Editorial Division
M4 — macro processor version 4
PR — prepare
H — Header file
NOM — Nomenclature
SIGURG — signal: urgent I/O condition
REGCMP — regular expression compile
POVRAY — Persistence of Vision Raytracer
SUB — Subscript
REGEX — regular expression execute
XWUD — X window un-dump
PINE — PINE Is Nearly Elm(Pine Internet News and E-mail)
NM — Names
REC — Recreation (ground)
HPUX — Hewlett-Packard Unix

LINT — not an acronym
H — Header
RMT — Remote Magnetic Tape
SH — Shell
ISO — not an acronym
RMT — Raw Magnetic Tape
MALLOC — memory allocation
ESAC — case
JSH — job-control shell
FMT — Format
PTY — pseudo tty
CRON — Chronos
SRC — Source
LN — Link
FSCANF — file scan formatted
TCLSH — Tcl shell
CP — Copy (Unix command)
XRDB — X resource database
FTIO — fast tape input/output
Y — yacc
EXPR — Expression
PCC — Portable C Compiler
O — object code
MIME — Multi-Purpose Internet Mail Extensions
CB — C-Beautifier
SUP — Superscript
PBM — Portable Bitmap
TSORT — topological sort
DU — Disk Usage
EMACS — Escape Meta Alternate Control Shift
DIRNAME — directory name
LPR — Line Print
NOBR — No break
NN — No News
VT — Vertical tabulator
TROFF — typesetter roff
SIGCONT — signal: continue
MINIX — miniature Unix
MOTD — motto of the day
LD — Loader Domain
BC — better calculator
SPOOL — Simultaneous Peripheral Operation OnLine
PRINTCAP — printer capability
BTOA — Binary to ASCII
ED — Editorial Department
RZ — Receive Z-modem
S — server-parsed HTML
CPIO — Copy In and Out
SIGWINCH — Signal: window changed
ADB — advanced debugger

JPEG — joint pictures expert group
FD — file descriptors
PRS — Print Revision Summary
PICO — PINE Composer
RARP — Reverse ARP
NAWK — New AWK
STDDEF.H — standard definitions
CHARGEN — character generator
L — lex
SA — stub archive
USENET — User's Network
LEX — Lexical Analyser
LS — List Show
EGREP — extended grep
SDB — symbolic debugger
TEE — T pipe fitting
TK — Tcl-based Toolkit
RMAIL — restricted mail
ESC — Escape
MKNOD — make node
CHSH — change shell
— archive
COM — Commercial Operations Management
SBRK — segment break
BSEARCH — binary search
DL — Define List
UL — Unsorted List
VPRINTF — varargs print formatted
MEM — Memory
Z — ?
UMASK — user's mask
WISH — windowing shell
H1 — Header 1
ETH — ?
ELF — Extensible Linking Format
W3C — Word Wide Web Consortium
LPP — licensed program products
TELNET — TErminal over NETwork
TD — Table Data
XON — Transmission On
SHAR — SHell ARchive
RM — Remove
SYSV — System V
INODE — Index Node
LHARC — Lempl-Huffman archiver
SIGIO — Signal: input/output
KMEM — kernel memory
C89 — 1989 C compiler
TAB — Tabulator
DC — Desk Calculator

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