Abbreviation | List Of Abbreviations In English


Abbreviation | List Of Abbreviations In English


What is an Abbreviation?

An abbreviation is a shortened form of a word or phrase that is used to represent the full meaning. Abbreviations are commonly used in written and spoken language to make communication more efficient and convenient. They can be used in a variety of settings, such as in business, academia, medicine, and everyday conversations.

Why Do We Use Abbreviations?

There are several reasons why people use abbreviations:

Efficiency: Abbreviations are used to save time and space in written or spoken language. They allow us to communicate more quickly and efficiently.

Convenience: Abbreviations are used for the convenience of the speaker or writer. They can be used to shorten long and complex words or phrases.

Standardization: Abbreviations are used to standardize communication within specific fields. For example, medical professionals use a standardized set of abbreviations to communicate with each other about patient care.

Clarity: Abbreviations can also be used to clarify meaning. For example, in the context of a technical document, an abbreviation can make it easier for the reader to understand the meaning of a complex term.


Abbreviations List

There are countless abbreviations used in the English language. Here are some of the most common categories and their respective abbreviations:


Business & Finance Abbreviations:

Here is a list of some commonly used abbreviations in the field of Business and Finance:

  • A/C: Account
  • APR: Annual Percentage Rate
  • CEO: Chief Executive Officer
  • CFO: Chief Financial Officer
  • COO: Chief Operating Officer
  • CRM: Customer Relationship Management
  • EBITDA: Earnings Before Interest, Taxes, Depreciation, and Amortization
  • EPS: Earnings Per Share
  • FTE: Full-Time Equivalent
  • GDP: Gross Domestic Product
  • IPO: Initial Public Offering
  • KPI: Key Performance Indicator
  • M&A: Mergers and Acquisitions
  • P&L: Profit and Loss
  • ROI: Return On Investment
  • S&P: Standard & Poor’s
  • VAT: Value Added Tax
  • YTD: Year To Date


Marketing & Sales Acronyms:

Here are some commonly used acronyms in the field of Marketing and Sales:

  • B2B: Business to Business
  • B2C: Business to Consumer
  • CAC: Customer Acquisition Cost
  • CLV: Customer Lifetime Value
  • CMS: Content Management System
  • CPC: Cost Per Click
  • CRM: Customer Relationship Management
  • CRO: Conversion Rate Optimization
  • CTAs: Calls To Action
  • KPI: Key Performance Indicator
  • PPC: Pay Per Click
  • ROI: Return On Investment
  • SEO: Search Engine Optimization
  • SMM: Social Media Marketing
  • UX: User Experience
  • CRM: Customer Relationship Management


Medical Abbreviations:

Here are some commonly used medical abbreviations:

  • AED: Automated External Defibrillator
  • BID: Twice a Day
  • BMI: Body Mass Index
  • BP: Blood Pressure
  • CBC: Complete Blood Count
  • CXR: Chest X-Ray
  • ECG/EKG: Electrocardiogram
  • H&P: History and Physical
  • HR: Heart Rate
  • ICU: Intensive Care Unit
  • IM: Intramuscular
  • IV: Intravenous
  • NPO: Nothing by Mouth
  • PRN: As Needed
  • QID: Four Times a Day
  • Rx: Prescription
  • STAT: Immediately
  • TID: Three Times a Day
  • WBC: White Blood Cell Count


Title Abbreviations:


Here are some commonly used title abbreviations:

  • Dr.: Doctor (used for medical doctors and individuals with doctoral degrees)
  • Mr.: Mister (used as a title of respect for men)
  • Mrs.: Mistress (used as a title of respect for married women)
  • Ms.: Miss (used as a title of respect for women regardless of marital status)
  • Prof.: Professor (used for individuals with academic or teaching positions)
  • Rev.: Reverend (used as a title of respect for members of the clergy)
  • Sr.: Senior (used to indicate an older individual, or a person with the same name as a relative)
  • Jr.: Junior (used to indicate a younger individual, or a person with the same name as a relative)
  • Esq.: Esquire (used to indicate a lawyer or attorney)
  • CEO: Chief Executive Officer
  • CFO: Chief Financial Officer
  • COO: Chief Operating Officer
  • CTO: Chief Technology Officer


Note Taking/ Writing Abbreviations:

Here are some commonly used abbreviations in note taking and writing:

  • aka: Also Known As
  • approx.: Approximately
  • b/c: Because
  • e.g.: For Example
  • etc.: Et Cetera (meaning “and so on”)
  • i.e.: That is (to clarify or give an example)
  • inc.: Including
  • NB: Nota Bene (meaning “note well” or “take special notice of”)
  • p.: Page
  • pg.: Page
  • q.v.: Quod Vide (meaning “which see”, indicating that the reader should look at a specific place in a text for more information)
  • s/o: Significant Other
  • w/ or w/o: With or Without
  • yr: Year


Time Abbreviations:

Here are some commonly used time abbreviations:

  • a.m.: Ante Meridiem (meaning “before noon”, used to indicate morning time from midnight to noon)
  • p.m.: Post Meridiem (meaning “after noon”, used to indicate afternoon or evening time from noon to midnight)
  • am/pm: Used to indicate whether the time is before or after noon
  • hr: Hour
  • min: Minute
  • sec: Second
  • mo: Month
  • yr: Year
  • wk: Week
  • ytd: Year to Date (used in finance and accounting to refer to the period from the beginning of the calendar year to the present)


Postal Terms & Direction Terms:

Here are some commonly used postal terms and direction terms:

  • Ave.: Avenue
  • Blvd.: Boulevard
  • Cir.: Circle
  • E.: East
  • N.: North
  • NE.: Northeast
  • NW.: Northwest
  • S.: South
  • SE.: Southeast
  • St.: Street
  • SW.: Southwest
  • W.: West
  • Apt.: Apartment (used in addresses to indicate a specific unit within a building)
  • PO Box: Post Office Box (used for mail delivery to a specific box within a post office)
  • USPS: United States Postal Service (the national postal service of the United States)

Measurement Abbreviations:

Here are some commonly used measurement abbreviations:

  • cm: Centimeter (a unit of length equal to one hundredth of a meter)
  • ft: Foot/Feet (a unit of length equal to 12 inches or 30.48 centimeters)
  • g: Gram (a unit of mass)
  • in: Inch(es) (a unit of length equal to 1/12 of a foot or 2.54 centimeters)
  • kg: Kilogram (a unit of mass equal to 1000 grams)
  • km: Kilometer (a unit of length equal to 1000 meters)
  • lb: Pound(s) (a unit of weight equal to 16 ounces or 0.4536 kilograms)
  • m: Meter (a unit of length)
  • oz: Ounce(s) (a unit of weight equal to 1/16 of a pound or 28.35 grams)
  • pt: Pint(s) (a unit of volume equal to 16 fluid ounces or 0.473 liters)
  • qt: Quart(s) (a unit of volume equal to 2 pints or 0.946 liters)
  • sq ft: Square Foot/Feet (a unit of area equal to the area of a square with sides of one foot)
  • yd: Yard(s) (a unit of length equal to 3 feet or 0.9144 meters)

State Abbreviations:

Here are the two-letter abbreviations for the states of the United States:

  • AL: Alabama
  • AK: Alaska
  • AZ: Arizona
  • AR: Arkansas
  • CA: California
  • CO: Colorado
  • CT: Connecticut
  • DE: Delaware
  • FL: Florida
  • GA: Georgia
  • HI: Hawaii
  • ID: Idaho
  • IL: Illinois
  • IN: Indiana
  • IA: Iowa
  • KS: Kansas
  • KY: Kentucky
  • LA: Louisiana
  • ME: Maine
  • MD: Maryland
  • MA: Massachusetts
  • MI: Michigan
  • MN: Minnesota
  • MS: Mississippi
  • MO: Missouri
  • MT: Montana
  • NE: Nebraska
  • NV: Nevada
  • NH: New Hampshire
  • NJ: New Jersey
  • NM: New Mexico

English Teaching Abbreviations:

Here are some commonly used English teaching abbreviations:

  • ESL: English as a Second Language
  • EFL: English as a Foreign Language
  • TOEFL: Test of English as a Foreign Language
  • TOEIC: Test of English for International Communication
  • TESOL: Teaching English to Speakers of Other Languages
  • TEFL: Teaching English as a Foreign Language
  • ELT: English Language Teaching
  • CALL: Computer-Assisted Language Learning
  • ESP: English for Specific Purposes
  • CLT: Communicative Language Teaching
  • L1: First Language (native language)
  • L2: Second Language (language being learned)
  • SLA: Second Language Acquisition
  • PPP: Presentation, Practice, Production (a teaching method)
  • TPR: Total Physical Response (a teaching method)
  • CEF: Common European Framework of Reference for Languages
  • EAP: English for Academic Purposes
  • IEP: Individualized Education Program
  • ELF: English as a Lingua Franca
  • OPI: Oral Proficiency Interview

Internet Acronyms & Text Abbreviations:

Here are some commonly used internet acronyms and text abbreviations:

  • LOL: Laugh Out Loud
  • ROFL: Rolling On the Floor Laughing
  • LMAO: Laughing My Ass Off
  • OMG: Oh My God/Gosh
  • BTW: By The Way
  • IDK: I Don’t Know
  • TBH: To Be Honest
  • IMO: In My Opinion
  • IMHO: In My Humble Opinion
  • BRB: Be Right Back
  • AFK: Away From Keyboard
  • TTYL: Talk To You Later
  • TBF: To Be Fair
  • ICYMI: In Case You Missed It
  • SMH: Shaking My Head
  • FWIW: For What It’s Worth
  • WYD: What You Doing?
  • NVM: Nevermind
  • IKR: I Know, Right?
  • FOMO: Fear Of Missing Out
  • YOLO: You Only Live Once


It’s important to note that some abbreviations can have multiple meanings, depending on the context in which they are used. Therefore, it’s essential to consider the context before using an abbreviation to avoid any miscommunication.

In conclusion, abbreviations are an essential part of communication in today’s fast-paced world. They help us save time, space, and effort while making communication more efficient and standardized. Knowing the most common abbreviations in various fields can help improve communication and understanding, but it’s essential to use them appropriately to avoid confusion or misunderstandings.


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