are

¹ American  

[ahr, er] / ɑr, ər /

verb

1. present indicative plural and 2nd person singular of be.

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are ² American  

[air, ahr] / ɛər, ɑr /

noun

1. a measure of surface area: 1 are is equal to 1/100 (0.01) of a hectare (100 square meters or 119.6 square yards). a

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are ¹ British  

/ ɑː, ə /

verb

1. the plural form of the present tense (indicative mood) of the verb `be' and the singular form used with you

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are ² British  

/ ɑː /

noun

1.  a.  a unit of area equal to 100 sq metres or 119.599 sq yards; one hundredth of a hectare

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Etymology

Origin of are¹

First recorded before 900; Middle English aren, are, arn, Old English (Northumbrian) aron; cognate with Old Norse eru, 3rd person plural; replacing Old English bēoth, sind; art ²

Origin of are²

First recorded in 1810–20; from French, from Latin ārea “vacant piece of level ground, open space in a town, threshing floor”; area

Example Sentences

Amyloid and tau are abnormal proteins that accumulate gradually and are considered defining features of Alzheimer's disease.

From Science Daily

About 10 percent of them are classified as contact binaries, meaning they consist of two connected lobes that give them a snowman-like appearance.

From Science Daily

The findings suggest these highly social fish are capable of a sophisticated cognitive process known as 'contingency testing,' a level of intelligence more commonly associated with marine mammals such as dolphins.

From Science Daily

Volcanic eruptions that look like single events are often the visible outcome of slow, complicated activity taking place deep underground.

From Science Daily

By the way, the driving times mentioned here are a rough estimate for a weekend day without traffic, but as you probably know, your actual time may vary.

From Los Angeles Times