The plant leaves are lateral outgrowth of the stem which develop from the meristematic tissues of buds. They are the part of the plant shoot which serves as the chief food-producing organ in most vascular plants.
Adjective[edit] ad hoc â(comparative more ad hoc, superlative most ad hoc) 1  For a particular purpose. 2  Created on the spur of the moment; impromptu. ( sciences) (of a hypothesis) Postulated solely to save a theory from being falsified, without making any new predictions.
Ad-hoc testing is an unscripted software testing method. Often, people confuse it with the exploratory, negative and monkey testing. In the domain of software testing, the word âad-hocâ means that the test is for a particular purpose at hand only. You cannot use the same test another time.