Biology Prefixes and Suffixes: dactyl-, -dactyl

Dactylogram - Fingerprint
This image shows a dactylogram or fingerprint. Credit: Andrey Prokhorov/E+/Getty Image

Biology Prefixes and Suffixes: dactyl

Definition:

The word dactyl comes from the Greek word daktylos which means finger. In science, dactyl is used to refer to a digit such as a finger or toe.

Prefix: dactyl-

Examples:

Dactyedema (dactyl-edema) - unusual swelling of the fingers or toes.

Dactylitis (dactyl-itis) - painful inflammation in the fingers or toes. Due to extreme swelling, these digits resemble sausages.

Dactylocampsis (dactylo-campsis) - a condition in which the fingers are permanently bent.

Dactylodynia (dactylo-dynia) - relating to pain in the fingers.

Dactylogram (dactylo-gram) - a fingerprint.

Dactylogyrus (dactylo-gyrus) - a small, finger-shaped fish parasite that resembles a worm.

Dactylology (dactyl-ology) - a form of communication using finger signs and hand gestures. Also known as finger spelling or sign language, this type of communication is used widely among the deaf.

Dactylolysis (dactylo-lysis) - an amputation or loss of a digit.

Dactylomegaly (dactylo-mega-ly) - a condition characterized by abnormally large fingers or toes.

Dactyloscopy (dactylo-scopy) - a technique used to compair fingerprints for identification purposes.

Dactylospasm (dactylo-spasm) - an involuntary contraction (cramp) of the muscles in the fingers.

Dactylus (dactyl-us) - a digit.

Dactyly (dactyl-y) - the type of arrangement of fingers and toes in an organism.

Suffix: -dactyl

Examples:

Adactyly (a-dactyl-y) - a condition characterized by the absence of fingers or toes at birth.

Anisodactyly (aniso-dactyl-y) - describes a condition in which corresponding fingers or toes are unequal in length.

Artiodactyl (artio-dactyl) - even-toed hoofed mammals which include animals such as sheep, giraffes, and pigs.

Brachydactyly (brachy-dactyl-y) - a condition in which fingers or toes are unusually short.

Camptodactyly (campto-dactyl-y) - describes the abnormal bending of one or more fingers or toes. Camptodactyly is usually congenital and most often occurs in the little finger.

Ectrodactyly (ectro-dactyl-y) - a congenital condition in which all or part of a finger (fingers) or toe (toes) is missing. Ectrodactyly is also known as a split hand or split foot deformity.

Monodactyl (mono-dactyl) - an organism with only one digit per foot. A horse is an example of a monodactyl.

Pentadactyl (penta-dactyl) - an organism with five fingers per hand and five toes per foot.

Perissodactyl (perisso-dactyl) - odd-toed hoofed mammals such as horses, zebras, and rhinoceroses.

Polydactyly (poly-dactyl-y) - the development of extra fingers or toes.

Pterodactyl (ptero-dactyl) - an extinct flying reptile that had wings covering an elongated digit.

Syndactyly (syn-dactyl-y) - a condition in which some or all of the fingers or toes are fused together at the skin and not bone. It is commonly referred to as webbing.

Zygodactyly (zygo-dactyl-y) - a type of syndactyly in which all the fingers or toes are fused together.

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Bailey, Regina. "Biology Prefixes and Suffixes: dactyl-, -dactyl." ThoughtCo, Aug. 25, 2016, thoughtco.com/biology-prefixes-and-suffixes-dactyl-dactyl-373675. Bailey, Regina. (2016, August 25). Biology Prefixes and Suffixes: dactyl-, -dactyl. Retrieved from https://www.thoughtco.com/biology-prefixes-and-suffixes-dactyl-dactyl-373675 Bailey, Regina. "Biology Prefixes and Suffixes: dactyl-, -dactyl." ThoughtCo. https://www.thoughtco.com/biology-prefixes-and-suffixes-dactyl-dactyl-373675 (accessed November 17, 2017).