different between conceiving vs launching

English

conceiving

conceiving (plural conceivings)

Conception.
- 1650, Richard Baxter, The Saints' Everlasting Rest
  mere names that are put into our mouths, without any true conceivings of the things which they signify

launching

launching (plural launchings)

The act by which something is launched; a launch.
The launching of the Titanic.
- 2010, Raymond Friedman, A History of Jet Propulsion, Including Rockets (page 123)
  By 1940 they had conducted 25 successful launchings of A5 rockets, which reached 10 miles altitude and had a range of 12 miles.

Launch suggests an event at a point in time. Launching suggests a process over time.

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