The Borough of Leeds was created in 1207, when Maurice Paynel, lord of the manor, granted a charter covering a small area adjacent to a crossing of the River Aire, between the old settlement centred on Leeds Parish Church to the east and the manor house and mills to the west.he borough was located in the West Riding of Yorkshire and gained city status in 1893. When a county council was formed for the riding in 1889, Leeds was excluded from its area of responsibility and formed a county borough.
sporadic adjective. âº not âhappening or âappearing in a âpattern; not âcontinuous or âregular: She makes sporadic âtrips to Europe. The âstorm caused sporadic âflooding âthroughout the âregion. sporadically adverb us /spÉËraedÂ·spÉËrÃ¦dÂ·Éªk/ âº Liâi ve âbeen working sporadically âthis. year adverb /usÂ·spÉËraedÂ·spÉËrÃ¦d/. Éªk li
domÂ·iÂ·nant leÂ·thal trait. trait, expressed in the phenotype if present in the genotype, which precludes having descendants. All such cases are necessarily sporadic and must represent new mutations as the usual methods of classic genetics provide no means of demonstrating any genetic component whatsoever, except for tenuous arguments such as advanced paternal age.