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.
adjective & adverb. Created or done for a particular purpose as necessary: [as adjective]: the discussions were on an ad hoc basis [as adverb]: the group was constituted ad hoc. More example sentences. Synonyms. 1  My hypothesis that the watch is in your pocket because you stole it, is not an ad hoc hypothesis.2  Wireless ad hoc networks are formed by a set of hosts that communicate with each other over a wireless channel.djective & adverb. Created or done for a particular purpose as necessary: [as adjective]: the discussions were on an ad hoc basis [as adverb]: the group was constituted ad hoc. More example sentences. Synonyms. 1  My hypothesis that the watch is in your pocket because you stole it, is not an ad hoc hypothesis.