also: エッチ・アール · エイチアール · エッチアール
homeroom; form room; form class
Abbreviation of ホームルーム. Used in school contexts to refer to the homeroom class or period.
See also: ホームルーム
We talked about career paths in today's homeroom.
heart rate
Abbreviation used in medical, fitness, or technical contexts.
Measure heart rate during exercise.
Abbreviation used in political contexts, especially for the lower house of a legislature.
The bill was passed in the House of Representatives.
We have homeroom in the classroom today.
He hit 30 home runs this season.
Please contact the HR department.
He hit a home run in the ninth inning.
Please consult the HR department about that matter.
Your heart rate rises when you exercise.
The bill was passed in the House of Representatives.
ＨＲ is the everyday business abbreviation for human resources, while ヒューマンリソース is the rarely-used spelled-out form.
Abbreviation derived from the initial letters of English terms: homeroom, home run, human resources, heart rate, and House of Representatives. The reading エイチ・アール reflects the English letter names.