1,284 genealogical acronyms and abbreviations

a.: about 
a.: acre 
a.: age 
a.: ante 
a.: aunt 
a.a.r.: against all risks 
a.c.: account current 
a.c.: attested copy 
a.k.a.: also known as 
a.l.s.: autographed letter signed 
a.o.: account of 
a.w.c.: admon. with will and codicil annexed 
AAONMS: Ancient Arabic Order of the Nobles of the Mystic Shrine 
AASP: American Antiquarian Society Proceedings 
AASR: Ancient and Accepted Scottish Rite 
AASRFM: Ancient & Accepted Scottish Rite of Freemasonry 
ab.: abbey 
ab.: about 
abbr.: abbreviation 
abd.: abdicated 
Abp.: Archbishop 
abr.: abridged 
abr.: abridgment 
abs.: abstract 
abstr.: abstract 
abt.: about 
AC: ancestor chart 
AC: Ante Christum 
acad.: academy 
acc.: accompanied 
acc.: according to 
acc.: account 
acco.: account 
accu.: accurate 
ackd.: acknowledged 
actg.: acting 
Ad: adopted 
AD: Anno Domin 
AD: Anno Domini 
AdCl: adopted child