As the others have said, DPO means DAYS PAST OVULATION.
I had never heard of the abbreviation until I came online to do research on getting pregnant.
Here are a few more that crop up regularly on TTC:
Symbols
- Minus (Negative Test Result)
+ Plus (Positive Test Result)
2WW Two-Week Wait (having ovulated, now waiting to see if the egg gets fertilized!)
47XXY Klinefelter's Syndrome
A
ACA Anti-Cardiolopin Antibodies
ACTH Adrenal Corticotropic Hormone
Addy E-Mail Address
AF Aunt Flo (Aunt Flow) (your menstrual period)
AFAIK As Far as I Know
AFK Away From Keyboard
AFNW Aunt Flo Not Wanted
AH Assisted Hatching
AHI At-Home Insemination
AI Artificial Insemination
AID Artificial Insemination by Donor
AIH Artificial Insemination From Husband
AKA Also Known As
AM, a.m. Ante-Meridian (Before Midday; Morning)
AMAP As Much as Possible
ANA Anti-Nuclear Antibodies
AO Anovulation
AOA Anti-Ovarian Antibody
APA Anti-Phospholipid Antibodies
APTT Activated Partial Thromboplastin Time
ART Assisted Reproductive Therapy/Technology
ASA Anti-Sperm Antibody
ASAP As Soon as Possible
ASRM American Society of Reproductive Medicine
ATA Anti-Thyroid Antibody
AVA Anti-Ovarian Antibody
AWOL A Woman on Lupron; Absent Without Leave
AZH Assisted Hatching
B
back to top
BA Baby Aspirin
Baby Dust "Fairy Dust" to Give Good Luck for Getting Pregnant
BAK Back at Keyboard
BB Bulletin Board
BBL Be Back Later
BBS, BB's Boobs (Breasts); Be Back Soon
BBT Basal Body Temperature
BC Birth Control
b/c Because
BCP Birth Control Pills
BD Baby Dancing (sexual intercourse when fertile)
BF, B/F Breastfeed, Breastfeeding; Best Friend; Boyfriend
BFD Big F*****g Deal
BFN Big Fat Negative (or Big F*****g Negative) - Negative Test Result
BFP Big Fat Positive (or Big F*****g Positive) - Positive Test Result
BG Blood Glucose
BH Braxton-Hicks Contractions
Big O Orgasm
BIL Brother-in-Law
BMS Baby Making Sex (sexual intercourse when fertile)
BP Blood Pressure
BRB Be Right Back
BSE Breast Self-Exam
BT Basal Temperature, Balanced Translocation
BTDT Been There, Done That
BTW By the Way
BW, B/W Blood Work
C
back to top
C Cervix -or- Centigrade, Celsius
C# Cycle Number (how many menstrual cycles have you been at it)
CAH Congenital Adrenal Hyperplasia
CASA Computer-Assisted Semen Analysis
CB Cycle Buddy (on the same cycle day or days past ovulation as you)
CBAVD Congenital Bilateral Absence of the Vas Deferens
CCCT, CCT Clomiphene Citrate Challenge Test, Clomid Challenge Test
CD Cycle Day
CD56+ Natural Killer Cells (NK)
CF Cervical Fluid
CM Cervical Mucus
CMV Cytomegalovirus
CNM Certified Nurse Midwife
CO Castor Oil
COH Controlled Ovarian Hyperstimulation
COW Curse of Womanhood (Menstruation)
CP Cervical Position
CTX Contraction
Curse, The Menstrual Periods
CVS Chorionic Villae Sampling
D
back to top
DB Dear Boyfriend, Dear Brother
D&C Dilation & Curretage
DD Dear/Darling Daughter
DDC Due Date Club
DE Donor Eggs
D&E Dilation & Evacuation
DES Diethylstilbestrol
DF Dear/Darling Fiancee
DH Dear/Darling Husband
DHAC Doesn't/Don't Have a Clue
DHEAS Dihydroepiandrosterone Sulfate
DI Donor Insemination
DIPI Direct Intra-Peritoneal Insemination
DITD Down in the Dumps
DN Dear/Darling Niece -or- Dear Nephew
DOST Direct Oocyte-Sperm Transfer
DP Dear/Darling Partner
DP3DT Days Past (Post) 3-Day Transfer
DP5DT Days Past (Post) 5-Day Transfer
DPO Days Past (Post) Ovulation
DPR Days Past (Post) Retrieval
DPT Days Past (Post) Transfer
Dr Doctor
DS Dear/Darling Son, Dear/Darling Sister
DW Dear/Darling Wife
Dx Diagnosis
E
back to top
E2 Estradiol
EB Endometrial Biopsy
EDD Estimated Due Date
EFR I believe this is a brand of home pregnancy test
Eggwhite, Egg White Egg white cervical mucus
EMB Endometrial Biopsy
Endo Endocrinologist, Endometriosis
EPO Evening Primrose Oil
EPT Early Pregnancy Test
ET Embryo Transfer
ETA Embryo Toxicity Assay, Estimated Time of Arrival
ETF Embryo Toxic Factor
EW, EWCM Egg White Cervical Mucus
F
back to top
F Fahrenheit
FASIAR Follicle Aspiration, Sperm Injection & Assisted Rupture
FAQ Frequently Asked Questions
FBG Fasting Blood Glucose
FET Frozen Embryo Transfer
FF Fertility Friend (one of the more popular online charting sites)
FHR Fetal Heart Rate
FIL Father-in-Law
Foof A slang word for the outer (visible) area of the vagina
FP Follicular Phase
FSH Follicle Stimulating Hormone
FTTA Fertile Thoughts to All
FUR False Unicorn Root (Note: In large doses, may be a cardiac poison.)
FV Fertile Vibes
FWIW For What It's Worth
G
back to top
Grin
GD Gestational Diabetes
GIFT Gamete Intra-Fallopian Transfer
GIL Grandparents-in-Law
GnRH Gonadotropin Releasing Hormone
Go Potty Urinate
GP General Practitioner
GTT Glucose Tolerance Test
H
back to top
HbA1c Glycosylated Hemoglobin (Glycohemoglobin)
HcG, HCG Human Chorionic Gonadotropin
HCP Health Care Practitioner
HEPA Hamster Egg Penetration Assay
H&H Happy & Healthy
hMG, HMG Human Menopausal Gonadotropin
HPT Home Pregnancy Test
HRT Hormone Replacement Therapy
HS Home School, Home Schooling
HSC Hysteroscopy
HSG Hysterosalpingogram
HTH Hope This Helps
Hx History
I
back to top
IBT Immunobead Binding Test
ICI Intra-Cervical Insemination
ICSI Intra-Cytoplasmic Sperm Injection
IF Infertility
IGTT Insulin & Glucose Tolerance Test
IIRC If I Recall/Remember Correctly
IM Intra-Muscular
IMHO In My Humble Opinion, In My Honest Opinion
IMO In My Opinion
IMNSHO In My Not So Humble Opinion
INCIID International Council on Infertility Information Dissemination
IOR Immature Oocyte Retrieval
IPS Imaginary Pregnancy Symptoms (psychosomatic aches & pains)
IR Insulin Resistant
IRC Internet Relay Chat
IRL In Real Life
ITA I Totally Agree
ITI Intra-Tubal Insemination
IUFD Intra-Uterine Fetal Demise
IUGR Intra-Uterine Growth Retardation
IUI Intra-Uterine Insemination
IVC Intra-Vaginal Culture
IVF In-Vitro Fertilization
IVIg Intravenous Immunoglobulin
IYKWIM If You Know What I Mean
J
back to top
JMO Just My Opinion
K
back to top
KWIM Know What I Mean
L
back to top
L On left side
LAD Leukocyte Antibody Detection Assay
LAP Laparoscopy
LH Luteinizing Hormone
LIT Leukocyte Immunization Therapy
LM Licensed Midwife, Lay Midwife
LMAO Laughing My *** Off
LMARSEO Laughing My **** Off
LMFAO Laughing Fat My *** Off
LMK Let Me Know
LMP Last Menstrual Period (Cycle Day 1)
LO Love Olympics (sexual intercourse)
LOL Laughing Out Loud; Lots of Luck
LP Luteal Phase
LPD Luteal Phase Defect
LSH Low, Soft & Hard (Cervical Position)
LSP Low Sperm Count
LUF, LUFS Luteinized Unruptured Follicle Syndrome
M
back to top
More Text (in the body of the message)
MC or m/c Miscarriage
MESA Microsurgical Epididymal Sperm Aspiration
MF Male Factor
MIFT Micro Injection Fallopian Transfer
MIL Mother-in-Law
- Minus (Negative Test Result)
MMR Measles-Mumps-Rubella Vaccine
MOO My Own Opinion
MRI Magnetic Resonance Imaging
MS, M/S Morning Sickness
MW Midwife
N
back to top
NAK Nursing at Keyboard
Napisan An antibacterial, non-chlorine bleach powder found in Australia
N.B. Nota Bene (Note Well)
NBD No Big Deal
NEST Non-Surgical Embryonic Selective Thinning
NG Newsgroup
Nips Nipples
NK Natural Killer Cells (CD56+)
NM Nursing Mom/Mother
NORIF Non-Stimulated Oocyte Retrieval In-Office Fertilization
NP, N/P Nurse-Practitioner; No Problem
NSA Non-Surgical Sperm Aspiration
N/T, NT No Text (in the body of the message)
O
back to top
O Ovulate, Ovulation
O'ing Ovulating
O, Big Orgasm
OB Obstetrician
OB/GYN Obstetrician/Gynecologist
OC Oral Contraceptives
OD Ovulatory Dysfunction
OHSS Ovarian Hyperstimulation Syndrome
OIC Oh, I See
OJ Orange Juice
OM Oh, my!
OMG Oh My God!, Oh My Goodness!
OPK Ovulation Predictor Kit
OPT Ovulation Predictor Test
OT, O/T Off-Topic (not on the subject of the forum or message)
OTBS On the Bright Side
OTC Over-the-Counter
OTOH On the Other Hand
OV Ovary, Ovulation
OW Overweight
P
back to top
P Pee (Urine -or- Urinate)
P4 Progesterone
PA Physician's Assistant
PAI-1 Plasminogen Activator Inhibitor-1
PC Post-Coital
PCO, PCOD Polycystic Ovary Disease � see FAQ
PCOS Polycystic Ovarian Syndrome � see FAQ
PCP Primary Care Physician
PCT Post-Coital Test
PESA Percutaneous Epididymal Sperm Aspiration
PG Pregnant, Pregnancy
PGD Pre-Implantation Genetic Diagnosis
PI Primary Infertility
Pics Pictures (Photographs)
PID Pelvic Inflammatory Disease
PIH Pregnancy-Induced Hypertension
PIO Progesterone in Oil
PIT Pitocin
PITA Pain in the ***
PLI Paternal Leukocyte Immunization
+ Plus (Positive Test Result)
PM, p.m. Post-Meridian (After Midday; Afternoon)
PMS Premenstrual Syndrome
PNM Perinatal Mortality
PNV Prenatal Vitamin
POA Plan of Action
POAS Pee on a Stick (take a home pregnancy test)
POC Products of Conception
POF Premature Ovarian Failure
Potty Bathroom (Toilet)
POV Point of View
PROM Premature Rupture of Membranes
PTL Pre-Term Labor
PV Positive Vibes (good thoughts & wishes)
Px Prescription
PZD Partial Zona Dissection
Q
back to top
R
back to top
R On right side
Rabbit A slang word for the outer (visible) area of the vagina
RE Reproductive Endocrinologist
R-FSH, R-hFSH Recombinant Human Follicle Stimulating Hormone
RI Reproductive Immunologist
RIP Reproductive Immunophynotype
ROFL Rolling on Floor Laughing
ROFLMAO, ROFLMFAO Rolling on Floor Laughing My (Fat) *** Off
ROFLMBO, ROFLMFBO Rolling on Floor Laughing My (