Medicine has very ancient roots, dating back to the earliest symbolism. The Odontologia logo confirms this, as the dental organization dates back to the 19th century and continues to exist today. Patient confidence is growing every day, so the logo remains relevant.
The American Dental Association was founded in 1859 in Niagara Falls by 26 dentists led by William Henry Atkinson to establish standards in a fragmented field. Before that, dental care in the US lacked regulation. Untrained practitioners performed procedures, and formal education began only with the Baltimore College of Dental Surgery in 1840.
The ADA adopted a constitution focused on education, research, and ethics. Early expansion was limited and paused during the Civil War (1861–1865). After the war, activity resumed, and the association gradually expanded its reach. Its emblem, introduced in 1859, incorporated a classical medical symbol linked to Hygieia and has remained in use.
In the late 19th century, the ADA focused on educational standards. The 1926 Gies Report exposed weak clinical training and commercial practices, prompting the closure of substandard schools and raising standards.
In 1913, the Seal of Acceptance program was introduced, allowing tested dental products to bear the ADA seal and providing consumers with a reference point. During the 1940s, the ADA supported water fluoridation. A 1945 study in Grand Rapids showed a 50–65 percent decline in tooth decay, leading to formal endorsement in 1950 and support for fluoride toothpaste.
In 1963, the Commission on Dental Accreditation was created, setting nationwide minimum standards and gaining federal recognition. The ADA works alongside the FDI World Dental Federation, which coordinates international dental policy. In 1970, the headquarters moved to Chicago. By the 1990s, the association launched online resources, extending its role to direct public education.
Meaning and History
The trade union dental association designed the emblem and introduced it in 1965. The debut version contains the “Asclepio” rod, an attribute of the ancient Roman and Greek god of medicine. A snake surrounds it, a creature the inhabitants of Ancient Greece often used for medicinal purposes.
The reptile image also appears in the Old Testament, where it symbolizes health. The 32 leaves and 20 berries at the bottom of the logo represent the number of permanent and milk teeth.
What is Odontologia?
Odontologia is a fundamental branch of medicine, and its symbol was developed in 1859, when the American Dental Association was founded. The organization’s founders were 26 dentists from different U.S. states, led by William Henry Atkinson.
The color scheme was often updated, although it was not very diverse. In the debut version, a lilac background dominated for a long time; it was dentistry’s official color. The Asociación Nacional de Facultades Dentales incorporated it into their emblem in 1897.
The snake is painted white, yellow, beige, or gray, depending on the variant. She was also stripped. The “Asclepios” wand was brown, then golden, as was the surrounding frame.
Font and Colors
The original sign is placed in two frames. The first is shaped like the Greek letter Delta, a triangle. It stands for dentistry. The second frame is round and connected to the letter Omicron, which is linked to the word Odont, meaning “tooth” in Greek.
Over the years, the graphics have changed many times, but the wand and snake at the center have always been present. But the word Odontologia appeared and disappeared. It appears at the bottom of the emblem in large, easy-to-read sans-serif type. In some versions, the logo was italic.


