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Etymology The name Pakistan was coined by Choudhry Rahmat Ali, a Pakistan Movement activist, who in January 1933 first published it (originally as "Pakstan") in a pamphlet Now or Never, using it as an acronym. Rahmat Ali explained: "It is composed of letters taken from the names of all our homelands, Indian and Asian, P anjab, A fghania, K ashmir, S indh, and Baluchis tan." He added, "Pakistan ...
Urdu in its less formalised register is known as rekhta (ریختہ, rek̤h̤tah, 'rough mixture', Urdu pronunciation:); the more formal register is sometimes referred to as زبانِ اُردُوئے معلّٰى, zabān-i Urdū-yi muʿallá, 'language of the exalted camp' (Urdu pronunciation: [zəbaːn eː ʊrdu eː moəllaː]) or لشکری ...
The holiday became a mainstream global holiday following its promotion by the United Nations in 1977. [10] International Women's Day is a public holiday in several countries. The UN observes the holiday in connection with a particular issue, campaign, or theme in women's rights.
Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations. Charles Darwin popularised the term "natural selection", contrasting it with artificial selection, which is ...
An image of the Sahara Desert from satellite. It is the world's largest hot desert and third-largest desert after the polar deserts. The natural environment or natural world encompasses all living and non-living things occurring naturally, meaning in this case not artificial.
Nikah halala (Urdu: نکاح حلالہ), also known as tahleel marriage, is a practice in which a woman, after being divorced by triple talaq, marries another man, consummates the marriage, and gets divorced again in order to be able to remarry her former husband. Nikah means marriage and halala means to make something halal, or permissible.
Natural gas. Natural gas (also called fossil gas, methane gas or simply gas) is a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane (97%) [1] in addition to various smaller amounts of other higher alkanes. Traces of carbon dioxide, nitrogen, hydrogen sulfide, and helium are also usually present. [2]
The natural logarithm of e itself, ln e, is 1, because e 1 = e, while the natural logarithm of 1 is 0, since e 0 = 1. The natural logarithm can be defined for any positive real number a as the area under the curve y = 1/x from 1 to a (with the area being negative when 0 < a < 1). The simplicity of this definition, which is matched in many other ...