In general, "measure" refers to the process of determining the size, amount, or degree of something using instruments or standards. It involves assigning a numerical value to a physical quantity or attribute.

• Examples: Measuring the length of a table, measuring the temperature of a room, measuring the weight of an object.

"Measure" can also refer to the specific unit used for quantifying something.

• Examples: Meter, kilogram, second, liter, degree Celsius.

In mathematics, specifically in measure theory, a "measure" is a function that assigns a non-negative real number (or infinity) to subsets of a set, intuitively representing their "size". It's a generalization of concepts like length, area, and volume.

• Wikipedia: Measure (mathematics)

In music, a "measure" (also called a bar) is a segment of time corresponding to a specific number of beats, indicated by a time signature.

• Wikipedia: Bar (music)

"Measure" can also refer to an action taken to achieve a particular purpose.

• Example: "The government implemented new measures to reduce pollution."