Unit

Number, we define, to be, a certayne Mathematicall Sũme, of Vnits. [Note the worde, Vnit, to expresse the Greke Monas, & not Vnitie: as we haue all, commonly, till now, vsed.]

The centimetre is a unit of length.

The pound sterling is a unit of currency.

This pill provides 500 units of Vitamin E.

He was a member of a special police unit.

We're starting a new unit on photosynthesis next week.

The fifth tank brigade moved in with 20 units. (i.e., 20 tanks)

We shipped nearly twice as many units this month as last month.

This air-conditioner is the most efficient unit we sell.

The new apartment complex will have 50 units.

An element 𝑒 of 𝑆 such that 𝑒𝑥 = 𝑥 = 𝑥𝑒 for all 𝑥 ∈ 𝑆 is called a unit element. (When the law of composition is written additively, the unit element is denoted by 0, and is called a zero element.)

Let 𝐴 be an arbitrary integral domain. We say that an element 𝑎 ∈ 𝐴 is invertible or is a unit of 𝐴 if it has an inverse in 𝐴; in ℤ the units are ±1, […]

For example, the Moenkopi Formation was named for the small settlement of Moenkopi, Arizona where the formation was first defined as being a separate unit from the rocks above and beneath it.

Luca's father, Americo Campanaro, said: "I feel like my heart has been ripped out." Mr Campanaro added: "He was a big lad, a big unit, that's why he was a goalkeeper, with a big heart to match. A gentle giant."

We have to keep our unit costs down if we want to make a profit.

Consider the following time sequence Z_t=A sin (ωt+θ), where A is a random variable with a zero mean and a unit variance and θ is a random variable with a uniform distribution on the interval [-π,π] independent of A.