Pronunciation: [ɒv lˈɒŋ djʊ͡əɹˈe͡ɪʃən] (IPA) 
The phrase "of long duration" is spelled with the letter O followed by the letter F, then the diphthong Oʊ and the consonant L. This is followed by the consonants N and G, and finally, the diphthong Yʊ and the consonants R and Eɪ. In IPA phonetic transcription, the word is spelled /ɑv lɔŋ djuˈreɪʃən/. This phrase is commonly used to describe something that has lasted for a significant amount of time.
The term "of long duration" refers to something that persists or continues for a significant period of time. It is an adjective phrase often used to describe events, phenomena, or states that extend over an extended span, exceeding the average or expected duration.
When applied to an event, "of long duration" suggests that it lasts far longer than what is usual or customary. This indicates that it is not a short-lived or transient occurrence, but rather an enduring one. It implies a considerable length, surpassing typical temporal boundaries.
Moreover, when used to describe a phenomenon, "of long duration" conveys that it endures for an extended timeframe. It implies a sustained existence or continuity over an extended period, regardless of the transient nature of other surrounding elements.
Additionally, when referring to a state, "of long duration" signifies that it has been ongoing for a considerable duration and is not expected to end abruptly in the near future. This implies a sense of permanence or stability in the condition or state being described.
Overall, "of long duration" emphasizes time as a defining characteristic, suggesting an extended span beyond the norm or average period. It denotes a state of persistence, endurance, or continuity, indicating a lengthiness that deviates from the ordinary or expected.
