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concentrate at (some place)

1. To have people gather in a particular place or area. In this usage, a noun or pronoun is used between "concentrate" and "at." Concentrate all the guests at the entrance to the venue for now—I don't want them to see the wedding party just yet.
2. To gather in a particular place or area in large numbers. Most of the guests are concentrated at the buffet right now. I had a hard time getting down the hallway because so many students were concentrated at the door to the gym.
See also: concentrate

concentrate on (someone or something)

To focus on a particular person or thing. I'm sorry, but I can't concentrate on what you're saying with that music blaring in the background. If you want to get into the college of your choice, you really need to concentrate on your schoolwork.
See also: concentrate, on

concentrate the mind

To cause one to focus, typically on what is important in a particular situation. I didn't think I was capable of diffusing a bomb, but nothing concentrates the mind more than the threat of danger!
See also: concentrate, mind

concentrate at some place

to gather thickly at a place. The moths concentrated at the window at night, attracted by the light. All the thirsty children concentrated at the water fountain.
See also: concentrate, place

concentrate someone or something at something

to cause people or things to gather at a place; to cause people or things to convene or converge at a place. You shouldn't concentrate all the guards at one entrance. The general concentrated all the big guns at the entrance to the valley.
See also: concentrate

concentrate something on someone or something

to focus something on someone or something; to center on someone or something. Let's try to concentrate our efforts on finishing this job today. She concentrated her attention on Lynn.
See also: concentrate, on

concentrate (up)on someone or something

to focus one's thinking on someone or something; to think intensely about someone or something. (Upon is formal and less commonly used than on.) Please concentrate upon Jeff. He is the one we should discuss. Try to concentrate on your work more.
See also: concentrate, on

ˌconcentrate the ˈmind

make you think very clearly and seriously about something: Being informed that you are likely to lose your job unless you work harder concentrates the mind wonderfully.
See also: concentrate, mind
References in periodicals archive ?
Note: PAIU's must only use "ANSULITE" 1% AFFF concentrate.
Bayshore developed its BI 113 concentrate in the late 1990s using a carrier resin with 1 to 2 MI instead of a more typical 10 to 20 MI.
If retaining varietal characteristics is important--as in the specialty concentrates made by Golden Valley Grape Juice and Wine--processors can extract the varietal "essence" before the juice is evaporated, then blend it back into the concentrate.
If the end product is a fluid, use a powdered soy protein concentrate, although powders can also be used in a solid product.
scientists are developing another beta-glucan concentrate.
Offers AccelMax endothermic chemical blowing agent concentrates including products for PE rotomold parts: BA-RM pellets can be mixed with PE powder to foam the core of a multilayer product, while BA-RMP powder can be mixed with powdered PE to foam monolayer walls.
Today the grape juice concentrate market is filling the surplus grape market role.
That's the way Daystar International describes its "deionized white grape juice concentrate," which "has been stripped of most acids and minerals characteristic of grape juice, leaving a totally clear concentrate that is practically void of flavor and color.
Offers a universal concentrate for use in all resins, including styrenics, ABS, PE, and PP.
Concentrate FR 11371 reportedly can be processed at 600 F without adverse side effects and is suitable for HDPE, LDPE and their copolymers.
PAC-0154 is an economical, high-efficiency processing-aid concentrate said to offer a superior combination of properties and lower usage levels than earlier concentrates.
Custom formulations in concentrate form for most thermoplastics.