QUADRITUBERCULAR Meaning and
Definition
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Quadritubercular is an adjective used to describe a characteristic found in certain types of mammalian teeth. The term is derived from the Latin words "quadri," meaning "four," and "tuberculum," meaning "tubercle."
In dental anatomy, "quadritubercular" refers to teeth that possess four main tubercles or cusps. These cusps are small, elevated projections found on the occlusal or chewing surface of posterior teeth, particularly premolars and molars.
The presence of quadritubercular teeth is a significant feature used to classify and identify different mammal species. This dental characteristic is seen in many groups of mammals, such as primates, marsupials, and certain extinct mammals like some early mammals from the Mesozoic era. The number, size, and arrangement of these cusps can vary among different species, serving as a distinguishing factor for taxonomic purposes.
The quadritubercular pattern is believed to have evolved millions of years ago and was inherited by several groups of different evolutionary lineages. This tooth pattern is thought to have provided functional advantages, including efficient mastication or chewing of food, allowing for more effective processing and digestion. By studying the quadritubercular arrangement in teeth, scientists can gain insights into the evolution and dietary habits of various mammalian groups throughout history.
In summary, "quadritubercular" describes teeth with four main cusps or tubercles, primarily found in premolars and molars of mammals. It is a significant dental feature used to classify and study different species and provides insight into evolutionary trends and dietary adaptations.
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Having four tubercles or cusps, as a molar tooth.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for QUADRITUBERCULAR
Etymology of QUADRITUBERCULAR
The word "quadritubercular" is derived from Latin and can be broken down into two parts: "quadri-" and "tubercular".
1. "Quadri-" comes from the Latin word "quattuor", meaning "four". It is a numerical prefix used to indicate "four" or "having four".
2. "Tubercular" comes from the Latin word "tuberculum", meaning "little swelling" or "small protuberance". It is derived from the Latin word "tubus", meaning "tube" or "pipe".
Putting these parts together, "quadritubercular" refers to a structure or organism that possesses four tubercles or protuberances.
