
1) An unguis 2) Geometric shape 3) Hoof 4) Hoof, claw or nail
Found on
https://www.crosswordclues.com/clue/ungula

1) Hoof 2) Nail
Found on
https://www.crosswordclues.com/clue/ungula

• (n.) A hoof, claw, or talon. • (n.) A section or part of a cylinder, cone, or other solid of revolution, cut off by a plane oblique to the base; -- so called from its resemblance to the hoof of a horse. • (n.) Same as Unguis, 3.
Found on
http://thinkexist.com/dictionary/meaning/ungula/

Origin: L, a claw, hoof, from unguis a nail, claw, hoof. ... 1. A hoof, claw, or talon. ... 2. <geometry> A section or part of a cylinder, cone, or other solid of revolution, cut off by a plane oblique to the base; so called from its resemblance to the hoof of a horse. ... 3. <botany> Same as Unguis. ... <geometry> Spherical ungul...
Found on
http://www.encyclo.co.uk/local/20973

Ungula is the name given to a section of a cone, cylinder, or other solid of revolution cut off by a plane oblique to the base, and so named from its supposed resemblance to a horse's hoof.
Found on
http://www.probertencyclopaedia.com/browse/GU.HTM

an unguis.
Found on
https://www.infoplease.com/dictionary/ungula
No exact match found.