Ell Ell An ell (from Proto-Germanic *"alinō", cognate with Latin "ulna") is a unit of measurement, originally a cubit, i.e., approximating the length of a man's arm from the elbow ("" literally meant the bend ("bow") of the arm ("ell")) to the tip of the middle finger, or about 18 inches (457 mm); in later usage, any of several longer units. In English-speaking countries, these included (until the 19th century) the Flemish ell ( of a yard), English ell ( yards) and French ell ( yards), some of which are thought to derive from a "double ell". An ell-wand or ellwand
Tip of the tongue or daily life. This disorder is called anomic aphasia when acquired by brain damage, usually from a head injury, stroke, or dementia. The tip of the tongue phenomenon has implications for research in psycholinguistics, memory, and metacognition. The term "tip of the tongue" is borrowed from colloquial usage, and possibly a calque from the French phrase "avoir le mot sur le bout de la langue" ("having the word on the tip of the tongue"). The tip of the tongue phenomenon was first described as a psychological phenomenon in the text "The Principles of Psychology" by William James (1890), although he