There are 2 definitions of hr in English:

hr1

Line breaks: hr

abbreviation

Hour: a forty hr week

Definition of hr in:

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Word of the day animalcule
Pronunciation: ˌanɪˈmalkjuːl
noun
a microscopic animal

There are 2 definitions of hr in English:

HR2

Line breaks: HR

abbreviation

1North American House of Representatives.
1.1Human Resources (the personnel department of an organization).

Definition of hr in: