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 Networks. An ad hoc wireless network, unlike a standard wireless network, is a temporary network created for a specific purpose, such as a group of colleagues meeting in the same location to work collaboratively on an online document.d Hoc Networks. An ad hoc wireless network, unlike a standard wireless network, is a temporary network created for a specific purpose, such as a group of colleagues meeting in the same location to work collaboratively on an online document.