To record one's time of arrival at work, traditionally by inserting one's card into a timestamping machine.
To begin work at the start of the day or start of one's shift.
To cause to take physical form, or to cause an object to appear.
To take physical form, to appear seemingly from nowhere.
To regard as matter; to consider or explain by the laws or principles which are appropriate to matter.
To perform materialization; to save the results of a database query as a temporary table or materialized view.