| A.D. |
after the birth of Jesus Christ. A.D. is an abbreviation for anno domini, which means "in the year of the Lord" in Latin. Something that happened in A.D. 50 happened fifty years after the birth of Christ. |
| afterbirth |
the placenta and fetal membranes expelled from the uterus after the birth of a human or animal. |
| Agent Orange |
an extremely toxic defoliant widely used by U.S. armed forces during the Vietnam War and now believed to cause cancer and birth defects. |
| Anglo-American |
an American of English birth or descent. [1/2 definitions] |
| ascendant |
in astrology, the point in the earth's orbit intersecting with the apparent path of the sun, or the sign of the zodiac rising in the east, at the time of an event such as one's birth. [1/4 definitions] |
| b. |
abbreviation of "born," brought into life by birth or in like manner (used to indicate the year or date of a birth). |
| baron |
a nobleman by birth of a particular rank. |
| baroness |
a noblewoman of a particular rank by birth or by marriage. |
| bar sinister |
the condition or stigma of, or the evidence indicating or proving, illegitimate birth. [1/3 definitions] |
| B.C.1 |
abbreviation of "before Christ." These letters are placed after a date that is earlier than the birth of Christ. [1/2 definitions] |
| bear1 |
to give birth to. [1/3 definitions] |
| beestings |
(used with a sing. or pl. verb) the first milk of a mammal, esp. a cow, after giving birth; colostrum. |
| birth certificate |
an official document recording the time and place of a person's birth and the names of the parents. |
| birthday |
the calendar day and month of one's birth, usually celebrated each year as that date occurs. |
| birthmark |
a mark or mole on the skin present from birth. |
| birthplace |
the place of birth or origin of a person, idea, or movement. |
| birthright |
a right, privilege, or property to which one is entitled by birth. |
| birthstone |
a precious or semiprecious jewel traditionally associated with the month of one's birth. |
| blood brother |
one's brother by birth. [1/2 definitions] |
| blood relation |
a person to whom one is related by birth; blood relative. |
| born |
brought into life by birth. [4/3 definitions] |