200+ SEO Abbreviations and Acronyms You Should Know

200+ SEO Abbreviations and Acronyms You Should Know

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SEO is one of those industries that has way too many acronyms. It can be intimidating if you’re new to SEO or considering giving it a go. Unfortunately, you will have to learn them; there is no way around it. But take heart, once you get started, most of the acronyms are pretty straightforward.

We’ve sat down and come up with a list of over 200 SEO abbreviations and acronyms. Some acronyms will be used in technical or onsite SEO, others might be related to managing a client SEO business, the list is pretty extensive.

As we go about our daily SEO lives and we come across more acronyms, we’ll keep adding them to the list, making this page the most exhaustive and up-to-date list of SEO acronyms online.

A

AcronymMeaning
AJAX Asynchronous Javascript and XML
AOV Average order value
API   Application Program Interface
ARAugmented reality
AS      Article Submission
ASPApplication service provider
ASP.NETA program that runs insidee IIS which allows web programmers to build dynamic websites on Microsoft servers.
ATDAgency trading desk
AVAltaVista

 

B

AcronymMeaning
B2BBusiness to Business
B2C
Business to Consumer
BHBlackhat
BHWBlackhat world
BLBacklink
BRBounce rate

 

C

AcronymMeaning
ccTLDcountry code top-level domain
CAPTCHACompletely Automated Public Turing Test to Tell Computers and Humans Apart
CFCitation flow
CGI      Common Gateway Interface
CLVCustomer lifetime value
CMS      Content Management System
COA      Cost of Acquisition
CPA      Cost Per Acquisition
CPC Cost per Click
CPICost Per Impression
CPL     Cost Per Lead
CPM      Cost Per Thousands
CPO     Cost Per Order
CPV      Cost Per View
CRConversion rate
CRMCustomer relationship management
CRO      Conversion Rate Optimization
CSE      Comparison Shopping Engine/Custom Search Engine
CSS      Cascading Style Sheets
CTA      Call to Action
CTRClick-through rate
CX Customer experience

 

 

D

AcronymMeaning
DC      



Data Center
 
 
DFO      Data Feed Optimization
DKI      Dynamic Keyword Insertion
DLP      Directory Listings Page
DLR     Deep Link Ratio
DMCA   Digital Millennium Copyright Act
DMOZ     Directory – Mozilla
DMPData management platform
DNSDomain name system
DRDomain Ranking
DRDirect response
DS       Directory Results Pages
DRPs     Directory Submission
DSPDemand-side platform
DSRP     Directory Search Results Page

 

 

E

AcronymMeaning
ECPC     Enhanced Cost Per Click
EMD     Exact Match Domain
EPCEarnings per click
EPMEarnings per thousand
ERDEducation referring domains
ESPEmail service provider

 

 

F

AcronymMeaning
FBML
Facebook Markup Language
FCP     Frequently Cached Page
FFA    Free For All Pages
FTP File transfer protocol

 

 

G

AcronymMeaning
G+      

Google Plus

GAGoogle Analytics
GAP     Google Advertising Professional
GAS     Guaranteed Article Submission
GDS    Guaranteed Directory Submission
GIS     Google Image Search
GIY     Google It Yourself
GRDGovernment referring domains
GSCGoogle Search Console
GTM     Google Tag Manager
GUIGraphical user interface
GWT    Google Webmaster Tools
GYM     Google Yahoo MSN

 

 

H

AcronymMeaning
H1Level 1 heading markup
H2
Level 2 heading markup
H3Level 3 heading markup
H4Level 4 heading markup
H5Level 5 heading markup
HrefHypertext Reference
HTML   Hypertext Markup Language
HTTP    HyperText Transfer Protocol
HTTPS   Hypertext Transfer Protocol Secure

 

 

I

AcronymMeaning
IBL   In Bound Links

IDF    Inverse Document Frequency
IFTTTIf this than that
IM      Internet Marketing
IP      Internet Protocol (Address)
ISP    Internet Service Providers

 

 

J

AcronymMeaning
JGIJust Google It

 

 

L

AcronymMeaning
LB     Link Building
LPO     Landing Page Optimization
LSA     Latent Semantic Analysis
LSEOLocal SEO
LSI     Latent Semantic Indexing
LTKWLong Tail keyword
LTVLifetime value

 

 

M

AcronymMeaning
MCP    



Moderately Cached Page
MFA     Made For Advertising
MQLMarketing qualified Lead
MTO     Meta Tags Optimization
MVTMultivariate testing

 

 

N

AcronymMeaning
NAPName Address Phone Number
NSEO    Negative SEO

 

 

O

AcronymMeaning
OBL

Outbound Link
ODP     Open Directory Project
ORM     Online Reputation Management
OSOperating system (sometimes this is used for 'open source')
OSE     Open Site Explorer
OWBL   One Way Back Link

 

 

P

AcronymMeaning
P4P    

Paid For Placement
PBNPrivate Blog Network
PDF     Portable Document Format
PFI     Pay For Inclusion
PFL     Paid For Listings
PFP     Pay for Performance
PHP    Hypertext Preprocessor
PPCPay Per Click
PPCSE Pay Per Click Search Engine
PPL  Pay Per Lead
PPR    Pay Per Rank
PPSPay Per Sale
PRPress Release
PR    Page Rank
PV Pageviews

 

 

Q

AcronymsMeaning
QAQuality assurance
QSQuality score

 

 

R

AcronymMeaning
RDReferring Domains
RFI
Request for information
RIRegular index
RMReputation management
ROI     Return on Investment
RONRun of network
ROR Ruby on Rails 
ROSRun of site
RSS     Really Simple Syndication or Rich Site Summary
RTDReal time data
RTL     Regional Long Tail

 

 

S

AcronymsMeaning
SaaSSoftware as a service
SB      


Social Bookmarking
SDSemantic Distance
SE      Search Engine
SEM     Search Engine Marketing
SEOSearch engine optimisation
SEOs    Search Engine Optimization Performance
SEP     Search Engine Positioning
SER     Search Engine Ranking
SERM    Search Engine Results Management
SERP    Search Engine Results Page
SES     Search Engine Strategies
SEW     Search Engine Watch
SI      Supplemental Index
SLAService level agreement
SMB    Small and Medium Businesses
SMEs   Small And Medium-Sized Enterprises
SMM     Social Media Marketing
SMOSocial media optimisation
SMPSocial media platform
SNSSocial Networking Service
SQLSales qualified lead
SRM     Search Reputation Management
SSI     Server Side Includes
SSL Secure Sockets Layer
SSP Supply-side platform
STW     Search The Web
SWL     SiteWide Link

 

 

T

AcronymMeaning
TBPR    
Toolbar PageRank
TF
Trust Flow
TF-IDFTerm frequency-inverse document frequency
TLD Top level domain
TLP Top Level Page
TOSTerms of service
TRTrust Rank
TSETSB  The Search Engine That Spam Built
TTFTopical Trust Flow

 

 

U

AcronymMeaning
UCD
User-centric design
UI User interface
UR Url Ranking
URL     Uniform Resource Locator
USPUnique Selling Point
USPUnique selling proposition
UTMUrchin Tracking Module
UVUnique visitor
UX User experience

 

 

V

AcronymMeaning
VA


Virtual Assistant


VIPS    Visual-block Page Segmentation
VODVideo on demand

 

 

W

AcronymMeaning
W3C     World Wide Web Consortium
WHWhitehat
WMT Web Master Tools
WMW     Webmaster World
WOMM Word of mouth marketing
WWWWorld Wide Web
WYSIWYGWhat you see is what you get

 

 

X

AcronymMeaning
XHTML  
Extensible HyperText Markup Language
XML     Extensible Markup Language

 

 

Y

AcronymMeaning
Y!
Yahoo!
Y2K     Year Two Thousand
YOY Year on year
YTDYear to date

 

 

Numbers

AcronymMeaning
301
Resource Moved Permanently (A permanent redirect code to a new domain or location)
302Resource Moved Temporarily (A temporary redirect code to a new domain or location)
401Unauthorized Access to Resource (requires authentication)
403Forbidden (Access not allowed (server understood the request but refuses to fulfill it))
404Resource (page) not found
503The server is unavailable (usually a temporary response due to overloading or maintenance)