Lord [name and surname] is the honorific for the younger sons of dukes and marquesses (firstborn sons commonly use a courtesy title, one of their fathers' more junior titles; the children of earls and peers below that rank use the honorific The Honourable).
Etymology. Greek mathematician Pythagoras (c.570-c.495 BC), who did something mathematical. The word mathematics comes from the Greek Î¼Î¬Î¸Î·Î¼Î± (mathÄma), mÃ¡thÄma which means in Ancient greek what one, learns what one gets to, know hence also study and, science and in Modern greek just. lesson
Nitrogen comes from Latin: nitrogenium in two parts, where in Latin: nitrum (from Greek: nitron) means saltpetre (rocky salt), the same as in nitrate and in Greek: genes means forming, the same as in oxy-genes and hydro-genes Latin was the international scientific language spoken by (among others) Rutherford when he found this gas in 1772, but ...