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The Collaborative International Dictionary

hr \hr\ n. [abbreviation] An abbreviation for hour, the period of time equal to 1/24th of a day.

Syn: hour, 60 minutes.


abbr. 1 hour 2 (context computing English) horizontal rule


n. a period of time equal to 1/24th of a day; "the job will take more than an hour" [syn: hour, 60 minutes]


HR, Hr or hr may refer to:

HR (gene)

Protein hairless is a protein that in humans is encoded by the HR gene.

HR (software)
For human resources software see Human resource management system

HR is a computer program that automatically forms mathematical theories by searching for sequences of numbers. It was written by Simon Colton, and derives its name from initials of the mathematicians Godfrey Harold Hardy and Srinivasa Aiyangar Ramanujan.

HR (girl group)

HR is a Japanese idol girl group. Four of their singles have charted in the weekly Oricon Singles Chart.

Usage examples of "hr".

Nevertheless, when the seeds of the lettuce, wheat, and Atriplex were split open and applied to leaves, secretion was excited in considerable quantity in 10 hrs.

In the case of the Atriplex the secretion ran down to the margin, and after 24 hrs.

Four of these leaves were then tested by bits of meat on their discs, and three of them were found after 24 hrs.

I afterwards tested three of them by adding bits of meat to the drops which still remained on their discs, and when I examined them after 24 hrs.

But in addition to these trials, twentythree of the leaves, with drops of gum, syrup, or starch, still lying on their discs, which had produced no effect in the course of between 24 hrs.

Small portions placed on the discs of three leaves caused their tentacles and blades to be strongly inflected within 8 hrs.

Even a very few grains which accidentally fell on a single gland caused the drop surrounding it to increase so much in size, in 23 hrs.

These were then placed with their footstalks in water, and after 23 hrs.

In the third bladder, the quadrifids included distinctly visible granules, and the primordial utricle was a little shrunk after only 8 hrs.

A leaf placed in milk had the contents of its cells somewhat aggregated in 1 hr. Two other leaves, one immersed in human saliva for 2 hrs.

When however a leaf becomes quickly inflected in water, as sometimes happens, especially during very warm weather, aggregation may occur in little over 1 hr. In all cases leaves left in water for more than 24 hrs.

Of these leaves, eleven had nearly all or a great number of their tentacles inflected in 1 hr., and the twelfth leaf in 3 hrs.

A comparison of the leaves in the solution, especially of the first five or even six on the list, with those in the water, after 1 hr. or after 4 hrs.

Three leaves were also immersed, each in thirty minims of a solution of one part to 875 of water, though only for 9 hrs.

The leaves were in a narcotised condition, for on bits of meat being placed on two of them, there was no inflection in 3 hrs.