Pronunciation: [ɪz lˈɒŋ lˈɪvd] (IPA) 
The phrase "is long lived" is spelled phonetically as /ɪz lɒŋ laɪvd/. The vowel in the first syllable is the lax mid-vowel /ɪ/ and is pronounced similar to the "i" in the word "sit." The second syllable contains the long monophthong vowel /ɒ/ which sounds like the British English "o" in "got." Lastly, the final syllable contains the long "i" sound as in "eye." Together, these sounds make up the word "long-lived."
The term "is long-lived" refers to an entity, object, organism, or concept that has an extended lifespan or existence when compared to others of its kind or similar things. It implies that the subject is capable of surviving, enduring, or remaining viable over a significant period of time.
In the context of living organisms, "is long-lived" typically applies to species or individuals with lifespans that exceed the average for their species or for the general population. These entities often display an exceptional ability to resist or avoid death, senescence, or the deteriorative effects of aging. Such longevity can be attributed to various factors, including genetic predispositions, environmental conditions, and lifestyle choices.
For inanimate objects, "is long-lived" commonly describes items or materials that are designed, built, or manufactured to withstand wear, decay, or obsolescence over an extended period. Examples include durable construction materials, long-lasting electronics, or high-quality goods that are intended to endure through years of use.
In a broader sense, the term can also be used to describe concepts, trends, ideologies, or cultural phenomena that persist, endure, or remain influential over an extended span of time. These long-lived concepts have a lasting impact, retaining relevance or significance despite the passage of time or changing circumstances.
Overall, "is long-lived" characterizes something that has a prolonged existence, lifespan, or relevance when compared to similar entities, organisms, objects, or ideas within its category or context.
