Part of the IT standards and organizations glossary: The Stefan-Boltzmann constant, symbolized by the lowercase Greek letter sigma (), is a physical constant involving black body radiation.A black body, also called an ideal radiator, is an object that radiates or absorbs energy with perfect efficiency at all electromagnetic wavelength s.art of the IT standards and organizations glossary: The Stefan-Boltzmann constant, symbolized by the lowercase Greek letter sigma (), is a physical constant involving black body radiation.
Definition of memoir for English Language Learners. memoirs : a written account in which someone (such as a famous performer or politician) describes past experiences.
Self, Characters, Ego. The difference between memoir and autobiography, as far as I see it, is that a memoir is there primarily to tell one particular story, whereas an autobiography tries to be a full account of a life. Salman Rushdie. Life, Far, Story. An autobiography is an obituary in serial form with the last installment missing.