Era


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ERA

Abbreviation for electronic remittance advice.

effective radiating area

,

ERA

The area of a therapeutic ultrasound head that produces useful ultrasonic energy, measured in square centimeters (cm2). The effective radiating area is calculated by identifying all points where the ultrasonic energy is at least 5% of the maximum measured intensity at the transducer's surface.

Era

a division of geological time, such as Cenozoic, Mesozoic, Palaeozoic, which is itself divided into periods. See GEOLOGICAL TIME.
References in periodicals archive ?
Era features a new family of access points that are available in a range of power levels, with copper and fiber connectivity and outdoor and plenum ratings, to serve a wide variety of venue types.
Now, law enforcement enters the post-September 11 era of policing.
Relative to league performance, Pedro Martinez's ERA is the best of the past hundred years.
Most of Webb's Harlem girlfriends who went into show business were, like herself, Catholic school alumnae and light-skinned--an absolute prerequisite for the black female dancer's success in the swing era.
This architectural imperative apparently reflected the importance of underground spiritual activities during the Classic era.
We've stayed here in Alaska through thick and thin," explains Chuck Johnson, president of Era Aviation, Inc.
The first wave of wealth creation was in the agricultural era, when accounting focused on the balance sheet.
None of those interviewed identified with those they called "women's libbers' who were "trying to shove the ERA down their throats.
We understand that confidentiality and secrecy are critical for the DR industry and the members of the ERA," he said.
Entering Monday's game against Lake Elsinore, Smith's combined ERA was 4.
Ulric McKenzie, ERA Besmatch Real Estate; Donna Murrell, Silverman Realty; Mark Nugent, McKoy Realty, Inc.