Concentrator

con·cen·trate  (knsn-trt)

v. con·cen·trat·ed, con·cen·trat·ing, con·cen·trates

v.tr.

1.

a. To direct or draw toward a common center; focus.

b. To bring into one main body: Authority was concentrated in the president.

2. To make (a solution or mixture) less dilute.

v.intr.

1.

a. To converge toward or meet in a common center.

b. To increase by degree; gather: "Dusk began to concentrate into full night" Anthony Hyde.

2. To direct one's thoughts or attention: We concentrated on the task before us.

n.

A product that has been concentrated, especially a food that has been reduced in volume or bulk by the removal of liquid: pineapple juice concentrate.

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[From concenter.]

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concen·trative adj.

concen·trative·ly adv.

concen·trator n.