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Molar (measurement)

Primary Information
Secondary Information

Definition

Molar is a unit of measurement that is used to measure the amount of a substance in a solution. It is equal to the number of moles of a substance in one litre of solution.

A mole is a unit of measurement that is used to count the number of atoms or molecules in a substance. It is equal to the Avogadro number, which is 6.022 x 10^23.

So, one molar of a substance is equal to 6.022 x 10^23 molecules of that substance in one litre of solution.

How can the word be used?

The dentist extracted the patient's molar.

Molar (measurement)

Different forms of the word

Noun: A tooth with a large, flat surface for grinding food.

Adjective: Relating to or having to do with molars.

Etymology

The word "molar" comes from the Latin word "mola," which means "millstone." The Latin word "mola" is derived from the Proto-Indo-European root "mel-," which means "to grind.".

The word "molar" was first used in English in the 14th century to describe a tooth with a large, flat surface for grinding food. The word was originally used to compare the teeth to millstones, which are used to grind grain.

Question

What is a Molar?