peta-

American  

1. a combining form used in the names of units of measure equal to one quadrillion (1015 ) of a given base unit.

   petabyte.

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peta- ¹ British  

prefix

1.  P.  denoting 10 ¹⁵

   petametres

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Peta ² British  

abbreviation

1. People for the Ethical Treatment of Animals

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peta– Scientific  

1. A prefix that means:

2. One quadrillion (10 ¹⁵), as in petahertz, one quadrillion hertz.

3. 2 ⁵⁰ (that is, 1,125,899,906,842,624), which is the power of two closest to a quadrillion, as in petabyte.

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Etymology

Origin of peta-

Origin uncertain

Example Sentences

But the chairperson of Alexkor's board of directors, Dineo Peta, who took over earlier this year, acknowledged that the company was "not oblivious to the fact that the community has not received the full economic benefit of the operations".

From BBC

“If we were killing animals, we’d never be making any money,” Salomon told the Daily Mail Online in coverage of PETA’s investigation.

From Slate

In 1993, animal rights group Peta occupied her office in protest over Dame Anna's decision to wear fur, something she no longer does.

From BBC

Her passing drew heartfelt tributes from fans and longtime co-stars Alan Alda, Mike Farrell, and Jamie Farr, as well as from PETA, where she was a passionate advocate for animal rights.

From Salon

According to PETA’s website, Swit “worked with many animal charities and had her own called ‘SwitHeart Animal Alliance.’

From Salon