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Four Hundred

also 400
The wealthiest and most exclusive social set of a community, especially that of New York City during the Gilded Age.
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Adj.1.400 - being one hundred more than three hundred
cardinal - being or denoting a numerical quantity but not order; "cardinal numbers"
References in periodicals archive ?
This book explores how Roman Britain became Anglo-Saxon England through a series of wars fought from 400 AD to 850 between the descendants of the Romano-British inhabitants and people who were Germanic invaders or their descendants.
We would get into our trusty van and visit historical sites nearby, ranging from around 2000 BC to 400 AD.
This kit will meet the urgent medical need of In this project, Amoneta Diagnostics will validate this diagnostic test by performing a Proof-of-Performance (PoP) clinical study in 800 human subjects including 400 AD patients.
Rice In Our Life" reviewed three decades of studies into rice that was sown, between 6,000 BC and 400 AD, in different places-from Ifugao to Lucena.
Using a wide range of evidence - including archaeological finds and ancient pictures - the researchers will attempt to reconstruct primitive musical instruments from as long ago as 40,000 BC and as "recently" as 400 AD.
The Temple of the Night Sun dates back to between 350 and 400 AD.
Spread out a blanket and look out at the many boats in the harbor between Isle Saint-Marguerite and Ile Saint-Honorat further south, which has a monastery that dates back to around 400 AD.
The date of these writings is in considerable doubt, and ranges, according to different authorities, from 800 BC to 400 AD.
Then, in around 400 AD, cotton was replaced by maize, squash, beans and other food crops, and huarango pollen dropped off sharply.
It was in Ireland, and then around 300 or 400 AD was when it first came to Scotland.
The city reached its political peak around 400 AD and was abandoned some four centuries later.