- Today's Word
Artiodactyl
[ ahr-tee-oh-dak-til ]
Definition
Artiodactyls are a diverse order of mammals characterized by having an even number of toes (typically two or four) on each foot. This group includes some of the most recognizable herbivorous animals, such as deer, cattle, pigs, giraffes, and hippos.
Example
Hippopotamus: Hippos are another example of artiodactyls. Despite their somewhat aquatic lifestyle, they belong to this group due to their even-toed feet and are known for their formidable size and strength.
Fun Fact
Artiodactyls, a group of mammals, are known for their unique even-toed ungulate characteristics, including an even number of toes on their feet. They include some of the world’s largest and most well-known animals.
(adjective) Capable of producing the desired result; successful in achieving the intended outcome.
The new treatment proved remarkably efficacious in clinical trials, reducing symptoms in over ninety percent of patients within the first two weeks.
Efficacious derives from the Latin efficax, meaning “powerful” or “effectual,” rooted in efficere — “to bring about” or “to accomplish” — built from ex- (“out”) and facere (“to make” or “to do”). The same root gives us effect, efficient, and efficacy — a family of words all built around the idea of something being done and producing a result. It entered English in the 16th century, used predominantly in medical and philosophical contexts to describe remedies or arguments that actually worked.