â  First, variables are defined by conceptual definitions. (constructs) that explain the concept the variable is. attempting to capture. â  Second, variables are defined by operational. definitions; that is, definitions of how variables will be. measured.
PASSIONFLOWER Overview Information. Passionflower is a plant. The above ground parts are used to make medicine. Passionflower is used for sleep problems (insomnia), gastrointestinal (GI) upset related to anxiety or nervousness, generalized anxiety disorder (GAD), and relieving symptoms related to narcotic drug withdrawal.
1 The fruit of Passion Flower may be eaten fresh or used in teas, which is said to alleviate stress and anxiety. 2  In tropical climates the Passion Flower blooms throughout the year.  Blue Passion Flower plant is attractive to butterflies, bees, and birds.