A formula expressing the number and kinds of teeth possessed by a mammal. A dental formula is usually written in the form of four ‘fractions’, one for each type of tooth, with the upper and lower lines describing the upper and lower jaws respectively.
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Ellis claimed that the two populations could be separated based on slight differences of their respective dental formulae.
The dental formula of tapirs is similar to that of the equids.
Their dental formulae and molar shape vary considerably among species.
Diet (where known) and dental formula were also taken into account.
Tooth extractions, though offering a solution to the discomfort and agony caused by tooth decay, can lead to a distortion in the dental formula due to loss of teeth in the mouth and it can cause difficulties in chewing soluble food.
Definition of dental formula in US English:
dental formula
noun
Zoology
A formula expressing the number and kinds of teeth possessed by a mammal. A dental formula is usually written in the form of four “fractions,” one for each type of tooth, with the upper and lower lines describing the upper and lower jaws respectively.
〔动〕齿式
Example sentencesExamples
The dental formula of tapirs is similar to that of the equids.
Ellis claimed that the two populations could be separated based on slight differences of their respective dental formulae.
Tooth extractions, though offering a solution to the discomfort and agony caused by tooth decay, can lead to a distortion in the dental formula due to loss of teeth in the mouth and it can cause difficulties in chewing soluble food.
Diet (where known) and dental formula were also taken into account.
Their dental formulae and molar shape vary considerably among species.