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.
Types of wireless LANs. An ad-hoc network is a network where stations communicate only peer to peer (P2P). There is no base and no one gives permission to talk. A peer-to-peer (P2P) network allows wireless devices to directly communicate with each other. Wireless devices within range of each other can discover and communicate directly, without involving central access points.