- Thick fingers or toes. A feature, for example, of neurofibromatosis. From the Greek pachys, thick + daktylos, finger or toe.
* * *Enlargement of the fingers or toes, especially extremities; often seen in neurofibromatosis. SYN: pachydactylia. [pachy- + G. daktylos, finger or toe]
* * *n.abnormal enlargement of the fingers and toes, occurring either as a congenital abnormality or as part of an acquired disease (such as acromegaly).
Medical dictionary. 2011.