Abbreviations starting with 0–9

225 abbreviations begin with 0–9. This page lists 000 to 9th Cir..

A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
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U
V
W
X
Y
Z
0–9

000 – Emergency telephone number (Australia)
1:1 – One-on-one (meeting)
1/2NS – Half-normal saline
1 Chron. – 1 Chronicles
1 Cor. – 1 Corinthians
1 Esd. – 1 Esdras
1 Jn – 1 John
1 Kgs. – 1 Kings
1 Macc. – 1 Maccabees
1 Pet. – 1 Peter
1 Sam. – 1 Samuel
1 Thess. – 1 Thessalonians
1 Tim. – 1 Timothy
10-1 – Receiving poorly
10-10 – Fight in progress
10-100 – Restroom break
10-13 – Weather and road report
10-16 – Domestic problem
10-17 – Meet complainant
10-18 – Quickly
10-19 – Return to station
10-2 – Receiving well
10-20 – Location
10-21 – Call by telephone
10-22 – Disregard
10-23 – Arrived at scene
10-24 – Assignment completed
10-27 – Driver's license information
10-28 – Vehicle registration information
10-29 – Check for wanted
10-3 – Stop transmitting
10-31 – Crime in progress
10-32 – Person with gun
10-33 – Emergency
10-36 – Correct time
10-4 – Acknowledgment (message received, OK)
10-41 – Beginning tour of duty
10-42 – Ending tour of duty
10-5 – Relay
10-50 – Accident
10-52 – Ambulance needed
10-55 – Intoxicated driver
10-57 – Hit and run
10-6 – Busy
10-7 – Out of service
10-70 – Fire alarm
10-76 – En route
10-77 – Estimated time of arrival
10-78 – Need assistance
10-8 – In service
10-80 – Pursuit in progress
10-9 – Repeat
10-97 – Check signal
10-99 – Wanted or stolen indicated
10-K – Form 10-K (annual report)
10-Q – Form 10-Q (quarterly report)
1031 – Like-kind exchange (Internal Revenue Code section 1031)
1040 – U.S. Individual Income Tax Return (IRS Form 1040)
1040-ES – Estimated Tax for Individuals (IRS Form 1040-ES)
1040-NR – U.S. Nonresident Alien Income Tax Return (IRS Form 1040-NR)
1040-SR – U.S. Tax Return for Seniors (IRS Form 1040-SR)
1040-X – Amended U.S. Individual Income Tax Return (IRS Form 1040-X)
1041 – U.S. Income Tax Return for Estates and Trusts (IRS Form…
1065 – U.S. Return of Partnership Income (IRS Form 1065)
1080p – 1080 progressive scan
1095-A – Health Insurance Marketplace Statement (IRS Form 1095-A)
1098 – Mortgage Interest Statement (IRS Form 1098)
1098-E – Student Loan Interest Statement (IRS Form 1098-E)
1098-T – Tuition Statement (IRS Form 1098-T)
1099 – IRS Form 1099 information return series
1099-B – Proceeds From Broker and Barter Exchange Transactions (IRS…
1099-DA – Digital Asset Proceeds From Broker Transactions (IRS Form…
1099-DIV – Dividends and Distributions (IRS Form 1099-DIV)
1099-G – Certain Government Payments (IRS Form 1099-G)
1099-INT – Interest Income (IRS Form 1099-INT)
1099-K – Payment Card and Third Party Network Transactions (IRS…
1099-MISC – Miscellaneous Information (IRS Form 1099-MISC)
1099-NEC – Nonemployee Compensation (IRS Form 1099-NEC)
1099-R – Distributions From Pensions, Annuities, Retirement or…
10DLC – 10-digit long code
10K – 10 kilometers
10MWT – Ten-meter walk test
10th Cir. – United States Court of Appeals for the Tenth Circuit
11-99 – Officer needs emergency help
112 – European emergency number
1120 – U.S. Corporation Income Tax Return (IRS Form 1120)
1120-S – U.S. Income Tax Return for an S Corporation (IRS Form…
11th Cir. – United States Court of Appeals for the Eleventh Circuit
12A – 12A
1337 – Leet (elite)
13D – Schedule 13D
13F – Form 13F
143 – I love you
16PF – Sixteen Personality Factor Questionnaire
187 – Murder (California Penal Code section 187)
1A – First Class AC
1B – First baseman +1 more
1C1R – First cousin once removed
1G – First generation of mobile telephony
1L – First-year law student
1LT – First Lieutenant (US Army)
1RM – One-rep max
1SG – First Sergeant (US Army)
1st Cir. – United States Court of Appeals for the First Circuit
1st Lt – First Lieutenant (US Air Force and Space Force)
1stLt – First Lieutenant (US Marine Corps)
1stSgt – First Sergeant (US Marine Corps)
1V1 – One versus one
2 Chron. – 2 Chronicles
2 Cor. – 2 Corinthians
2 Esd. – 2 Esdras
2 Jn – 2 John
2 Kgs. – 2 Kings
2 Macc. – 2 Maccabees
2-PAM – Pralidoxime
2 Pet. – 2 Peter
2 Sam. – 2 Samuel
2 Thess. – 2 Thessalonians
2 Tim. – 2 Timothy
20-F – Form 20-F
211 – Robbery (California Penal Code section 211)
25(OH)D – 25-hydroxyvitamin D
2A – AC 2-Tier
2B – Double +1 more
2d Cir. – United States Court of Appeals for the Second Circuit
2d Lt – Second Lieutenant (US Air Force and Space Force)
2DAY – Today
2FA – Two-factor authentication
2G – Second generation of mobile telephony
2IC – Second-in-command
2K – 2K resolution
2L – Second-year law student
2LT – Second Lieutenant (US Army)
2MORO – Tomorrow
2ndLt – Second Lieutenant (US Marine Corps)
2NITE – Tonight
2PT – Two-point conversion
2WD – Two-wheel drive
2WW – Two-week wait
3 Jn – 3 John
3 Macc. – 3 Maccabees
340B – 340B Drug Pricing Program
3A – AC 3-Tier
3B – Third baseman +1 more
3d Cir. – United States Court of Appeals for the Third Circuit
3DS – 3-D Secure
3G – Third generation of mobile telephony
3GC – Third-generation cephalosporin
3GP – 3GPP file format
3GPP – 3rd Generation Partnership Project
3HP – Three months of weekly isoniazid and rifapentine
3L – Third-year law student
3M – Minnesota Mining and Manufacturing Company
3MF – 3D Manufacturing Format
3NF – Third normal form
3P% – Three-point percentage
3PA – Three-point attempts
3PL – Third-party logistics
3PM – Three-pointers made
3PMSF – Three-peak mountain snowflake
3PT – Three-pointer
3TC – Lamivudine
4-H – 4-H
4-MP – 4-Methylpyrazole (fomepizole)
401(a) – Qualified retirement plan (Internal Revenue Code section…
401(k) – Employer-sponsored retirement savings plan (Internal…
403(b) – Tax-sheltered annuity plan (Internal Revenue Code section…
409A – Section 409A (nonqualified deferred compensation rules)
420 – Cannabis (code from the time 4:20)
457(b) – Deferred compensation plan (Internal Revenue Code section…
459 – Burglary (California Penal Code section 459)
4868 – Application for Automatic Extension of Time To File U.S.…
4EVER – Forever
4G – Fourth generation of mobile telephony
4K – 4K resolution
4PL – Fourth-party logistics
4Ps – Product, price, place, promotion
4th Cir. – United States Court of Appeals for the Fourth Circuit
4WD – Four-wheel drive
4WW – Four-wheeled walker
4X – Explore, expand, exploit, exterminate
5-ARI – 5-alpha reductase inhibitor
5-ASA – 5-Aminosalicylic acid (mesalamine)
5-FC – 5-Fluorocytosine (flucytosine)
5-FU – 5-Fluorouracil
5-HT3 RA – 5-HT3 receptor antagonist
5-HTP – 5-Hydroxytryptophan
501(c)(3) – Section 501(c)(3) organization +1 more
501(c)(4) – Section 501(c)(4) organization +1 more
504 plan – Section 504 plan
510(k) – Premarket notification (FDA section 510(k))
5150 – California Welfare and Institutions Code section 5150… +1 more
527 – 527 organization
529 – Qualified tuition program (Internal Revenue Code section…
5G – Fifth generation of mobile telephony
5K – 5 kilometers +1 more
5th Cir. – United States Court of Appeals for the Fifth Circuit
5xSTS – Five Times Sit to Stand Test
6-MP – 6-Mercaptopurine
67 – Six seven (Gen Alpha meme)
6DoF – Six degrees of freedom
6E – IndiGo
6G – Sixth generation of mobile telephony
6MOY – Sixth Man of the Year
6MWT – Six-minute walk test
6th Cir. – United States Court of Appeals for the Sixth Circuit
7+3 – Seven days of cytarabine plus three days of an anthracycline
70/30 – 70% intermediate-acting and 30% short-acting premixed…
720p – 720 progressive scan
7th Cir. – United States Court of Appeals for the Seventh Circuit
7z – 7-Zip archive
8-K – Form 8-K (current report)
802.11ac – IEEE 802.11ac (Very High Throughput Wi-Fi)
802.11ax – IEEE 802.11ax (High Efficiency Wi-Fi)
802.11be – IEEE 802.11be (Extremely High Throughput Wi-Fi)
802.11n – IEEE 802.11n (High Throughput Wi-Fi)
83(b) – Section 83(b) election
8K – 8K resolution
8th Cir. – United States Court of Appeals for the Eighth Circuit
911 – Emergency telephone number (United States and Canada)
940 – Employer's Annual Federal Unemployment (FUTA) Tax Return…
941 – Employer's Quarterly Federal Tax Return (IRS Form 941)
990 – Return of Organization Exempt From Income Tax (IRS Form 990)
999 – Emergency telephone number (United Kingdom)
9th Cir. – United States Court of Appeals for the Ninth Circuit