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erica
ericaceous
Eridanus
erigeron
Erin go bragh
Erinyes
eristic
erk
erlang
Erlenmeyer flask
ERM
ermine
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erogenous zone
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erlang

erlang [ úr lang ] (plural erlangs)


noun 
Definition:
 
measurement of telephone use: an international unit of measurement for telephone use, equal to one caller using the telephone for one hour

[Mid-20th century. After A. K. Erlang (1878-1929), Danish mathematician]
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