The absolute magnitude M, of a star or astronomical object is defined as the apparent magnitude it would have as seen from a distance of 10 parsecs (about 32.6 light years). The absolute magnitude of the Sun is 4.83 in the V band (yellow) and 5.48 in the B band (blue).
For example: The word vocabulary is derived from the Latin root wordâvocâ, which means 'word' or 'name'. Other words like advocacy, vocal and vociferous are also derived from the same root word. Hence, if you can recognize some root words, you will get a fair idea of many derived words.
The root of the word vocabulary, for example, is voc, a Latin root meaning word or name.. This root also appears in the words advocacy, convocation, evocative, vocal, and vociferous. Understanding the meanings of the common word roots can help us deduce the meanings of new words that we encounter.