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Related to perissodactyl: artiodactyl


Any of various hoofed mammals of the order Perissodactyla, having an odd number of toes, either one or three, on each foot. Perissodactyls include the horses, tapirs, and rhinoceroses.

[New Latin perissodactylus, from Greek perissodaktulos : perissos, excessive, odd (from peri, beyond); see per in Indo-European roots + daktulos, finger.]

pe·ris′so·dac′tyl adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(pəˌrɪsəʊˈdæktɪl) or


(Animals) any placental mammal of the order Perissodactyla, having hooves with an odd number of toes: includes horses, tapirs, and rhinoceroses
(Animals) of, relating to, or belonging to the Perissodactyla
[C19: from New Latin perissodactylus, from Greek perissos uneven + daktulos digit]
peˌrissoˈdactylous, peˌrissoˈdactylic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(pəˌrɪs oʊˈdæk tɪl)

1. having an uneven number of toes or digits on each foot.
2. any mammal of the order Perissodactyla, comprising the odd-toed hoofed quadrupeds and including the tapirs, rhinoceroses, and horses.
Compare artiodactyl.
[1840–50; < New Latin perissodactylus < Greek perissó(s) uneven (derivative of périx (preposition and adv.) round about]
pe•ris`so•dac′ty•lous, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


Any of various hoofed mammals having an odd number of toes. Horses, tapirs, and rhinoceroses are perissodactyls. Also called odd-toed ungulate.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.perissodactyl - placental mammals having hooves with an odd number of toes on each foot
hoofed mammal, ungulate - any of a number of mammals with hooves that are superficially similar but not necessarily closely related taxonomically
order Perissodactyla, Perissodactyla - nonruminant ungulates: horses; tapirs; rhinoceros; extinct forms
equid, equine - hoofed mammals having slender legs and a flat coat with a narrow mane along the back of the neck
rhino, rhinoceros - massive powerful herbivorous odd-toed ungulate of southeast Asia and Africa having very thick skin and one or two horns on the snout
tapir - large inoffensive chiefly nocturnal ungulate of tropical America and southeast Asia having a heavy body and fleshy snout
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
This change is also detected for the rodent faunas in the central basins of the Iberian Peninsula (Lopez-Guerrero et al., 2008) and in the perissodactyl associations with the replacement of Anchitherium by gregarious rhinos.
He is intently concentrating and reading aloud a rather curious entry in the dictionary: "rhinoceros--any of certain large, powerful, thick-skinned, perissodactyl mammals of the family rhinocerotidae." Why on earth would Montag be studying rhinoceroses?
This appears to be the first record for Florida of cuterebrosis in a horse or other perissodactyl, and the first such record for a horse in North America.
Keywords: Perissodactyl fauna, Hipparion, Sivalhippus, Miocene, hipparionine horses.
It is too large to represent a peccary and probably represents some other artiodactyl or a perissodactyl. Johnston (1935) provided the only published report of an ice-age peccary in Oklahoma, a M.