Pronunciation: [fˈiːd əpˌɒn] (IPA) 
The phrase "feed upon" is spelled /fiːd əˈpɒn/. The initial sound of "f" is followed by a long "ee" sound and a "d" sound, with the stress on the second syllable. The second word, "upon", starts with a short "uh" sound, followed by a "p" sound, an "oh" sound, and a final "n" sound. Together, these two words evoke the image of one organism consuming another, as in the phrase "the lion feeds upon the gazelle."
The phrase "feed upon" typically refers to the act of consuming or deriving sustenance from something, usually in a literal or figurative sense. In its literal sense, it denotes the process by which living organisms, such as animals or plants, take in nourishment from food sources to sustain and energize themselves. For instance, a lioness may "feed upon" a gazelle after a successful hunt, utilizing its flesh as sustenance. Similarly, plants "feed upon" sunlight through the process of photosynthesis, converting it into energy.
In a figurative sense, "feed upon" denotes the mental or emotional consumption or absorption of something. It implies that an idea, concept, or emotion deeply affects or influences an individual's thoughts, actions, or well-being. For example, a poet may "feed upon" the beauty of nature, drawing inspiration from it to create evocative verses. Similarly, an individual may "feed upon" negative emotions, such as anger or sadness, allowing them to overpower and control their overall mood and outlook.
Overall, the phrase "feed upon" encompasses both the literal act of physical consumption for sustenance and the figurative act of mental or emotional absorption, highlighting the dual nature of its usage.
The word "feed upon" is derived from the Middle English word "feden" meaning "to nourish or support" and "upon" meaning "on, on top of, or against". The combination of these words forms the phrase "feed upon", which expresses the action of consuming food or nourishment.
