The haulm of certain Ephedra species (Ephedra nevadensis, Ephedra viridis) has traditionally. been used by North American Indians to prepare daily infusions and medicinal teas (USDA-NRCS, 2006a; USDA-NRCS, 2006b). Food supplements containing ephedra alkaloids are used mostly for weight loss and to enhance.
Definition of emphasize for English Language Learners. : to give special attention to (something) : to place emphasis on (something)
The definition of emphasis is special attention put on something to give it importance. 1  An example of emphasis is bolding the font of a particular word in a document to bring attention to it.  An example of emphasis is a woman wearing a low cut shirt in order to bring attention to her cleavage.