This document lists 188 abbreviations that are commonly used in search engine optimization (SEO). Some examples include AOV for average order value, API for application programming interface, BL for backlink, and CTR for click-through rate. The abbreviations cover a wide range of SEO topics from analytics and metrics to link building, social media, and technical terms.

1. ABBREVIATIONS IN SEO
THAT YOU SHOULD KNOW

2. AOV- Average order value
2. API- Application Program Interface
3. AS- Article Submission
4. ASP- Application service provider
1.

3. 5. B2B- Business to Business
6. B2C- Business to Consumer
7. BH- Blackhat
8. BHW- Blackhat world
9. BL- Backlink
10. BR- Bounce rate

4. 11. CF- Citation flow
12. CGI- Common Gateway Interface
13. CLV- Customer lifetime value
14. CMS- Content Management System
15. COA- Cost of Acquisition
16. CPA- Cost Per Acquisition
17. CPC- Cost per Click
18. CPI- Cost Per Impression
19. CPL- Cost Per Lead

5. 20. CPM- Cost Per Thousands
21. CPO- Cost Per Order
22. CPV- Cost Per View
23. CR- Conversion rate
24. CRM- Customer relationship management
25. CRO- Conversion Rate Optimization
26. CSE- Comparison Shopping Engine/Custom Search Engine
27. CSS- Cascading Style Sheets
28. CTA- Call to Action
29. CTR- Click-through rate
30. CX- Customer experience

6. 31. DFO- Data Feed Optimization
32. DKI- Dynamic Keyword Insertion
33. DLP- Directory Listings Page
34. DLR- Deep Link Ratio
35. DMCA- Digital Millennium Copyright Act
36. DMOZ- Directory – Mozilla
37. DMP- Data management platform
38. DNS- Domain name system

7. 39. DR- Domain Ranking/Direct response
40. DS- Directory Results Pages
41. DRPs- Directory Submission
42. DSP- Demand-side platform
43. DSRP- Directory Search Results Page

8. 44. ECPC- Enhanced Cost Per Click
45. EMD- Exact Match Domain
46. EPC- Earnings per click
47. EPM- Earnings per thousand
48. ERD- Education referring domains
50. ESP- Email service provider

9. 51. FBML- Facebook Markup Language
52. FCP- Frequently Cached Page
53. FFA- Free For All Pages
54. FTP- File transfer protocol

10. 55. GA- Google Analytics
56. GAP- Google Advertising Professional
57. GAS- Guaranteed Article Submission
58. GDS- Guaranteed Directory Submission
59. GIS- Google Image Search
60. GIY- Google It Yourself
61. GRD- Government referring domains
62. GSC- Google Search Console
63. GTM- Google Tag Manager
64. GUI- Graphical user interface
65. GWT- Google Webmaster Tools
66. GYM- Google Yahoo MSN

11. 67. Href- Hypertext Reference
68. HTML- Hypertext Markup Language
69. HTTP- HyperText Transfer Protocol
70. HTTPS- Hypertext Transfer Protocol Secure

12. 71. IBL- In Bound Links
72. IDF- Inverse Document Frequency
73. IFTTT- If this then that
74. IM- Internet Marketing
75. IP- Internet Protocol (Address)
76. ISP- Internet Service Providers

13. 77. JGI- Just Google It

14. 78. KDA– Keyword Density Analyzer
79. KEI– Keyword Effectiveness Index
80. KWR– Keyword Research

15. 81. LB- Link Building
82. LPO- Landing Page Optimization
83. LSA- Latent Semantic Analysis
84. LSEO- Local SEO
85. LSI- Latent Semantic Indexing
86. LTKW- Long Tail keyword
86. LTV- Lifetime value

16. 87. MCP- Moderately Cached Page
88. MFA- Made For Advertising
89. MQL- Marketing qualified Lead
90. MTO- Meta Tags Optimization
100. MVT- Multivariate testing

17. 101. NAP- Name Address Phone Number
102. NSEO- Negative SEO

18. 103. OBL- Outbound Link
104. ODP- Open Directory Project
105. ORM- Online Reputation Management
106. OS- Operating system (sometimes this is used for 'open
source')
107. OSE- Open Site Explorer
108. OWBL- One Way Back Link

19. 109. P4P - Paid For Placement
110. PBN- Private Blog Network
111. PFI- Pay For Inclusion
112. PFL- Paid For Listings
113. PFP- Pay for Performance

20. 114. PPC- Pay Per Click
115. PPCSE- Pay Per Click Search Engine
116. PPL- Pay Per Lead
117. PPR- Pay Per Rank
118. PPS- Pay Per Sale
119. PR- Page Rank/Press Release
120. PV- Pageviews

21. 121. QS- Quality score

22. 122. RD- Referring Domains
123. RFI- Request for information
124. RI- Regular index
125. RM- Reputation management
126. ROI- Return on Investment
127. ROS- Run of site
128. RSS- Really Simple Syndication or Rich Site Summary
129. RTB – Real Time Bidding
130. RTD- Real time data
131. RTL- Regional Long Tail

23. 132. SaaS- Software as a service
133. SB- Social Bookmarking
134. SD- Semantic Distance
135. SE- Search Engine
136. SEM- Search Engine Marketing
137. SEO- Search engine optimisation
138. SEOs- Search Engine Optimization Performance
139. SEP- Search Engine Positioning

24. 140. SER- Search Engine Ranking
141. SERM- Search Engine Results Management
142. SERP- Search Engine Results Page
143. SES- Search Engine Strategies
144. SEW- Search Engine Watch
145. SI- Supplemental Index
146. SLA- Service level agreement
147. SMB- Small and Medium Businesses
148. SMEs- Small And Medium-Sized Enterprises

25. 149. SMM- Social Media Marketing
150. SMO- Social media optimisation
151. SMP- Social media platform
152. SNS- Social Networking Service
153. SQL- Sales qualified lead
154. SRM- Search Reputation Management
155. SSI- Server Side Includes
156. SSL- Secure Sockets Layer
157. SSP- Supply-side platform
158. STW- Search The Web
159. SWL- SiteWide Link

26. 160. TBPR- Toolbar PageRank
161. TF- Trust Flow
162. TF-IDF- Term frequency-inverse document frequency
163. TLD- Top level domain
164. TLP- Top Level Page
165. TR- Trust Rank
166. TSETSB- The Search Engine That Spam Built
167. TTF- Topical Trust Flow

27. 168. UCD- User-centric design
169. UI- User interface
170. UR- Url Ranking
171. URL- Uniform Resource Locator
172. USP- Unique Selling Point
173. USP- Unique selling proposition
174. UTM- Urchin Tracking Module
175. UV- Unique visitor
176. UX- User experience

28. 177. VA- Virtual Assistant
178. VIPS- Visual-block Page Segmentation
179. VOD- Video on demand

29. 180. W3C- World Wide Web Consortium
181. WH- Whitehat
182. WMT- Web Master Tools
183. WMW- Webmaster World
184. WOMM- Word of mouth marketing
185. WWW- World Wide Web
186. WYSIWYG- What you see is what you get

30. 187. XHTML- Extensible HyperText Markup Language
188. XML- Extensible Markup Language

31. FOLLOW