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.
Best Answer: It's Latin for to this and is used to indicate that something is for a particular purpose and no other. An ad hoc committee, for example, is one set up for a specific purpose, to plan a specific event or make a specific response.d Hoc basically means for the purpose at hand. Ad Hoc duties as required means things not specifically mentioned in your job description, but that you might be asked to do. Source(s): http://en.wikipedia.org/wiki/Ad_hoc http://www.m-w.com/dictionary/ad%20hoc. MyDogAtticus Â· 8 years ago. Thumbs up.