Molar: meaning, definitions and examples

Used mainly in medical or dental contexts to describe the large teeth located at the back of the mouth, which are used for grinding food.

• The dentist said my molar needs a filling.
• Molars are crucial for properly chewing and grinding food.

A general, informal term that can be used in everyday conversation to refer to any of the teeth located at the back of the mouth. It’s less technical than 'molar'.

• I have a sore back tooth that I think needs to be checked.
• She lost a back tooth during the basketball game.

A colloquial term that can refer to the molars due to their function of grinding food. It's less commonly used and may have a slightly informal or playful connotation.

• I must have chipped a grinder while eating that hard candy.
• Grinders are essential for chewing harder foods like nuts and meat.

Used in both chemistry and dentistry. In dentistry, it refers to a type of tooth located at the back of the mouth. In chemistry, it is used to describe a concentration of a substance in a given volume of solution, typically mol/L (molarity).

• The dentist said I have a cavity in my molar.
• The solution has a molar concentration of 1 mol/L.

Primarily used in chemistry to represent a unit of measurement for amount of substance. It is equivalent to 6.022 x 10^23 entities, usually atoms or molecules.

• One mole of carbon atoms weighs exactly 12 grams.
• The chemist calculated the number of moles in the given sample.

Used in chemistry to express the concentration of a solution. It is the number of moles of solute per liter of solution.

• To prepare a 1 M solution, dissolve 58.44 grams of NaCl in water to make a total volume of 1 liter.
• The molarity of the solution was determined by titration.