1) Changing to a lighter color 2) Descent 3) Exclusively Saxon word 4) Exclusively Anglo word 5) Word of purely Anglo origin 6) Word with Anglo-Saxon origins 1) Whitening 
• (p. pr. & vb. n.) of Lighten
This occurs when a fetus positions itself lower in the pelvic cavity during the last few weeks of pregnancy.
Sensation of decreased abdominal distention during the later weeks of pregnancy following the descent of the foetal head into the pelvic inlet. ... (05 Mar 2000) ... 
(līt´әn-ing) the sensation of decreased abdominal distention caused by descent of the uterus into the pelvic cavity, 2 or 3 weeks before labor begins.
Also known as dropping
Type: Term Pronunciation: līt′en-ing Definitions: 1. Sensation of decreased abdominal distention during the later weeks of pregnancy following the descent of the fetal head into the pelvic inlet.
Lightening: Not to be confused with a discharge of atmospheric electricity, lightening refers to the sensation that a pregnant woman feels when the baby drops. This is the time when the presenting (lowermost) part of the fetus descends into the maternal pelvis. Lightening classically occurs 2 to 3 weeks before labor begins. However, it may not occu...
The time when the baby descends into the pelvic cavity in preparation for birth. Also known as engagement.
A sensation that is experienced by many pregnant women, normally towards the last month of the pregnancy as the fetus settles in the pelvis to prepare for birth. Breathing becomes easier as the pressure on the diaphragm lessens, although the need to urinate will increase due to the increase of pressure on the bladder. The abdomen will usually feel....
[n] - descent of the uterus into the pelvic cavity that occurs late in pregnancy
noun descent of the uterus into the pelvic cavity that occurs late in pregnancy; the fetus is said to have dropped
Dropping of the fetus deeper into the pelvis in the weeks prior to birth
Dropping or descent of fetus into the pelvis before or during labour.
Dropping or descent of fetus into the pelvis before or during labour.
The sensation the mother feels when the baby drops down, or gradually settles into the pelvis.
The time when the baby descends into the pelvic cavity in preparation for birth. Also known as engagement.
Also known as dropping, lightening is when the fetus descends into the pelvic cavity in preparation for delivery. In first pregnancies, the baby often drops two to four weeks before delivery; in subsequent pregnancies, dropping often does not occur until labor.