Anoxia is the medical term meaning absence of oxygen.
an/ox/ia
without/oxygen/condition of
Aplasia is the medical term meaning absence of development.
Asplenia is the medical term meaning absence of the spleen.
Anhidrosis is the medical term describing the absence of sweating.
Aphakia is the medical term meaning absence of the lens. This is often a result of cataract surgery.
Athelia is the medical term meaning absence of nipples.
Athelia means absence of a nipple.
atheroma
oximetry
arrhythmia
Aplasia is the medical term meaning absence of development.
The medical term for absence of the external ear is "anotia." This condition involves complete absence of the external ear.
Anencephaly.