BIRTH'DAY, n. birth and day. The day in which any person is born.
1. The same day of the month, in which a person was born, in every succeeding year often celebrated as a joyful anniversary. It sometimes has the form of an attribute as a birth-day ode.
The King James Bible has stood its ground for nearly 400 years. However, during that time the English language has changed, and with it the meanings of some words it used. Here are more than 6,500 words whose definitions have changed since 1611.Wikipedia
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