86 Of The Most Common English Abbreviations You Should Know

English abbreviations are shortened words and phrases used to communicate faster. Add them to your vocabulary to sound more like a native speaker.

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Barney Meekin Author Avatar

Barney Meekin

Feb 20, 2024
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Abbreviations are short forms of words you can use when writing or speaking. They’re a great way to simplify your written and spoken English. Think of them like shortcuts. They keep your messages short and on point, and help you get to the point quicker.

In this article, we’ve got 86 of the most common abbreviations in English.

Types of English abbreviations

There are five types of English abbreviations. Let’s take a look:

  • Acronyms: "NATO" (North Atlantic Treaty Organization) is an example of an acronym. It’s a word made from the first letters of other words, normally the name of an organisation.

  • Initialisms: These are also words made from the first letters of other words. But unlike acronyms, you say each letter separately. For example, "FBI" (Federal Bureau of Investigation) is pronounced as F-B-I. But “NATO” is pronounced as “nay-tow”

  • Contractions. These are short forms of words. You make them by combining words or leaving out letters, and they often need an apostrophe. Common examples include "can't" from "cannot" or "you're" from "you are."

  • Truncations. Also known as shortened forms or clippings. These abbreviations leave out part of a word. For example, "math" for "mathematics” or “Sat” for “Saturday”. In fact, all of the days of the week can be truncated.

  • Symbols and numeronyms. Symbols like “&” or numeronyms (words which include a number) like “B2B” for “business to business.” These are common in texting slang.

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List of abbreviations in English

Here are some abbreviations listed in the table below, that you can use in everyday communication.

AbbreviationMeaningExample sentence
1. Adadvertisement"The new ad campaign launches tomorrow."
2. ASAPas soon as possible"I need those reports ASAP."
3. DIYdo it yourself"She loves doing DIY projects on the weekend."
4. ETAestimated time of arrival"What's the ETA for your flight?"
5. FYIfor your information"FYI, the meeting has been moved to 3PM."
6. Infoinformation"You can find more info on our site."
7. Lablaboratory"The tests were conducted in the lab."
8. Mathmathematics"She’s very good at math."
9. Photophotograph"Could you please take a photo?"
10. RSVPrépondez s'il vous plaît (“Please respond” in French)"RSVP to the event by Monday."
11. TBDto be determined"The meeting time is still TBD."
12. TBAto be announced"The date for the concert is TBA."
13. TGIFthank God it's Friday"TGIF! I can't wait for the weekend."

Common abbreviations in English used in texting

Social media, emojis and texting has really changed the way we communicate. New abbreviations are being created all the time. Here are some of the most common English abbrevations.

AbbreviationMeaningExample sentence
14. AMAask me anything"I'm doing an AMA on Reddit tonight."
15. BFFbest friends forever"We've been BFFs since childhood."
16. BRBbe right back"BRB, need to grab a snack."
17. BTWby the way"BTW, have you heard about the new restaurant?"
18. DMdirect message"Send me a DM with your details."
19. FOMOfear of missing out"I was tired but I went to the party because I had serious FOMO."
20. h/that tip (giving someone credit for something)"Big h/t to my team for their hard work."
21. ICYMIin case you missed it"ICYMI: Here's a recap of last night's game."
22. IDKI don't know"IDK what I'm doing this weekend yet."
23. IMOin my opinion"IMO, this is the best game ever."
24. IRLin real life"We should meet IRL sometime."
25. IYKYKif you know, you know (when talking about an inside joke or reference)"That's the place I refuse to go to, IYKYK."
26. LOLlaugh out loud"I LOL’d at that meme."
27. NSFWnot safe for work"Warning: this link is NSFW."
28. OMGoh my God"OMG, I can't believe that happened!"
29. ROFLrolling on the floor laughing"Your joke had me ROFL."
30. SMHshaking my head"He's late again, SMH."
31. TL;DRtoo long; didn't read"Here's a TLDR summary."
32. TTYLtalk to you later"Got to go now, TTYL!"
33. WTGway to go"You passed your exam? WTG!"
34. YOLOyou only live once"I decided to travel because YOLO."

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Common business English abbreviations

Unlock the world of business English abbreviations to understand everything written in your work emails. Want to learn more business vocab. Check out these 45 words for leveling up your business English vocabulary.

AbbreviationMeaningExample sentence
35. B2Bbusiness to business"Our company specializes in B2B services."
36. B2Cbusiness to consumer"Our new product line is targeted towards B2C markets."
37. CEOchief executive officer"The CEO will address the company at the annual meeting."
38. CFOchief financial officer"The CFO will present the financial report."
39. EODend of day"I need this task completed by EOD."
40. EOYend of year"We will evaluate the sales performance at EOY."
41. FYfiscal year"The report summarizes the results of FY 2023."
42. HRhuman resources"HR is handling the recruitment process."
43. KPIkey performance indicator"We need to meet our KPIs for the quarter."
44. NDAnon-disclosure agreement"All contractors must sign an NDA before working with us."
45. PRpublic relations"Our PR team is working on improving our brand image."
46. ROIreturn on investment"We're analyzing the ROI of our marketing campaigns."
47. SEOsearch engine optimization"Improving SEO is crucial for our online visibility."
48. SMEsubject matter expert"We need an SME to review this technical document."
49. Statsstatistics"We'll analyze the stats before making a decision."
50. YOYyear over year"The company reported a 15% YOY growth in revenue."

Common technology English abbreviations

Here are some common abbreviations in English that you might come across in the technology space.

AbbreviationMeaningExample sentence
51. APIapplication programming interface"We're using a new API to improve our app."
52. CSScascading style sheets"We need to update the CSS to change the website's layout."
53. HTMLhypertext markup language"I'm learning HTML to create web pages."
54. HTTPhypertext transfer protocol"HTTP is an important technology for the web."
55. HTTPShypertext transfer protocol secure"Always check for HTTPS in the URL for secure browsing."
56. IoTinternet of things"IoT is going to change our homes in the future."
57. IPinternet protocol"Each computer on the network has a unique IP address."
58. SaaSsoftware as a service"Our company uses several SaaS products."
59. URLuniform resource locator"You can access the website using this URL."
60. UX/UIuser experience/user interface"A good UX/UI is crucial for the success of an app."
61. VPNvirtual private network"Using a VPN can keep you safe online."
62. Wi-Fiwireless fidelity"Connect to the Wi-Fi to access the internet."

Educational and academic English abbreviations

Here is a list of English abbreviations that can help you understand academic English and education. Perhaps you might add some of these to your resume.

AbbreviationMeaningExample sentence
63. ACTAmerican College Testing"Many universities require the ACT for admission."
64. BABachelor of Arts"She graduated with a BA in English Literature."
65. BSBachelor of Science"He earned a BS in Computer Science."
66. CEFRthe Common European Framework of Reference for Languages"His language skills are at the "
67. ESLEnglish as a second language"The school gives free ESL classes to new immigrants."
68. GPAgrade point average"She achieved a 4.0 GPA last year."
69. IELTSthe International English Language Testing System"She's taking the IELTS exam next month."
70. LMSlearning management system"The university is using a new LMS for online courses."
71. MAMaster of Arts"He completed his MA in History last year."
72. MOOCmassive open online course"I enrolled in a MOOC in digital marketing."
73. MScMaster of Science"She got an MSc in Environmental Studies."
74. PGCEpostgraduate certificate in education (in the UK)"She starts her PGCE in the autumn because she wants to be a school teacher."
75. PhDDoctor of Philosophy"She got her PhD in literature last year."
76. PGDippostgraduate diploma"He's studying for a PGDip in Education."
STEMscience, technology, engineering, mathematics"STEM fields are a priority at our university."
78. TOEFLTest of English as a Foreign Language"Non-native speakers often need a TOEFL score to get into university."

Medical and scientific English abbreviations

Finally, we have some common English abbreviations that are common in medical and scientific fields.

AbbreviationMeaningExample sentence
79. ADHDattention deficit hyperactivity disorder"The child was diagnosed with ADHD at an early age."
80. AIDSacquired immune deficiency syndrome"The patient is taking medicine for AIDS."
81. BPMbeats per minute"Her heart rate was recorded at 80 BPM."
82. DNAdeoxyribonucleic acid"DNA analysis revealed the suspect's identity."
83. HIVhuman immunodeficiency virus"The patient tested positive for HIV."
84. ICUintensive care unit"He's being monitored closely in the ICU."
85. MDDoctor of Medicine"She earned her MD from Harvard Medical School."
86. RNAribonucleic acid"RNA and DNA are the 2 most important molecules."

Bonus English abbreviations that you’ll see everywhere

English pound abbreviation: GBP, symbolized by the pound sign (£)

Etcetera abbreviation in English: etc

Example abbreviation in English: Eg

English abbreviations: Next steps

English Abbreviations are a fantastic way to communicate more effectively and efficiently. All of the examples above, whether they’re acronyms or truncations, allow you to say more in less time. You’ll hear English abbreviations used daily at school, work or chatting with friends.

Don’t overuse them though. If you only speak in abbreviations, it will be difficult to understand what you’re saying. Use them sparingly when you speak, and as often as you like when texting or chatting on social media.

TL;DR: Use English abbreviations to get your message across quicker. This articles lists 86 common ones!

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AUTHOR

Barney Meekin Author Avatar

Barney Meekin

Barney Meekin is a former language teacher with 15+ years of experience and a master's degree in applied linguistics. His first language is English and he's fluent in Japanese. Barney loves chess, martial arts, and going to the beach with his kids.

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