An orexigenic`` (``OVX), or appetite stimulant, is a drug, hormone, or compound that increases appetite. This can be a naturally occurring neuropeptide hormone such as ghrelin, orexin or neuropeptide Y, or a medication which increases hunger and therefore enhances food consumption. Usually appetite enhancement is considered an undesirable side...
a herb which increases or stimulates the appetite
Appetite-stimulating. ... (05 Mar 2000) ... 
(o-rek″sĭ-jen´ik) increasing or stimulating the appetite.
promotes appetite
Type: Term Pronunciation: ō-rek′si-jen′ik Definitions: 1. Appetite stimulating.
orexigenic Stimulating the appetite.