(Greek: abortion, untimely birth; primarily used to mean "congenital absence" or "defect" of a part which is normally present)

The congenital absence of a heart.
1. The congenital absence of one or both hands.
2. Anesthesia, diminished sensation, or a feeling of loss of possession of one or both hands, occasionally seen as a conversion symptom.
3. Also known as ectrochiry.
The same meaning as ectrocheiry.
The developmental absence of one or more digits (fingers or toes), with the total absence of all parts of a digital ray; that is, metacarpal or metatarsal parts and all phalanges.

Also called ectrodactylism, oligodactylia, oligodactyly, ectrodactylia, ectodactylism, hypodactylia, hypodactylism, hypodactyly, adactyly, adactylia, adactylism.

The congenital (birth) absence of part or all of one or more fingers or toes.
The congenital absence of all or part of one or more fingers or toes.

This term is used for a range of conditions from aphalangia (in which some of the phalanges or finger bones are missing), to adactyly, adactylia (the absence of a digit or toe), transverse terminal aphalangia (absence of the last bone in the finger or toe), and acheiria (total absence of one or both hands).

ectrogenesis, ectrogenic
A failure of development of an organ or a part in the absolute sense, implying the absence of a primordial or rudimentary form. Also called agenesis, agenesia, ectrogeny.
See ectrogenesis.
The congenital absence, or imperfection, of one or more limbs.

The normally associated pectoral or pelvic girdle is usually present but may be reduced. A fleshy tab is sometimes seen at the site of the missing limb. Also called amelia.

Affected by or pertaining to ectromelia or amelia.
Referring to the ectromelia or a congenital absence of one or more limbs.
The developmental absence of one or more metacarpal bones.
A developmental absence of one or more metatarsal bones.
The absence of one or more phalanges in one or more fingers and toes. Also called aphalangia.
To turn inside out.