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Odonto- is a combining form used like a prefix meaning “tooth.” It is frequently used in medical terms, especially in anatomy and pathology.

Odonto- comes from the Greek �ǻ�ṓn, meaning “tooth.” The Latin word for “tooth” is ��ŧ�Բ�, source of the combining forms denti- and dento-.

What are variants of odonto-?

When combined with words or word elements that begin with a vowel, odonto- becomes odont-, as in odontalgia.

Corresponding forms of odonto- combined to the end of words are -odont and -odus, which you can learn more about in our �������t¶��s That Use articles for each form.

One example of a term from medicine that features the combining form odonto- is odontology, “the science dealing with the study of the teeth and their surrounding tissues and with the prevention and cure of their diseases.”

Related to odontology, both as words and practices, are periodontics and orthodontics. Discover what makes these branches of dentistry distinct and how they are related to the combining for odonto- at our entries for the words.

The first part of the word, odonto-, means “tooth.” So, what about the –logy part of the word? It comes from the Greek ��ó���Dz� and is used to name sciences or bodies of knowledge. Odontology literally translates to “the study of teeth.”

What are some words that use the combining form odonto-?

• odontoblast
• odontoclast
• odontograph
• odontogenesis
• odontogeny
• odontoneuralgia
• odontopathy
• odontophore (using the equivalent form of odonto- in Greek)
• odontotomy

What are some other forms that odonto- may be commonly confused with?

• -odynia
• dendro-
• odyno-
• onto-

The combining form -tomy means “cutting, incision.” With this in mind, what does the dental procedure of an odontotomy involve?