release

ot noun

1. Anything recently released or made available (as for sale). The video store advertised that it had all the latest releases.
2. That which is released, untied or let go. They marked the occasion with a release of butterflies.
3. The event of setting (someone or something) free (e.g. hostages, slaves, prisoners, caged animals, hooked or stuck mechanisms).
4. The distribution of an initial or new and upgraded version of a computer software product; the distribution can be either public or private.

fe’l verb

1. To let go (of); to cease to hold or contain. He released his grasp on the lever.
2. To make available to the public. They released the new product later than intended.
3. To free or liberate; to set free. He was released after two years in prison.
4. To discharge. They released thousands of gallons of water into the river each month.