oxgen - it was at first held to be the essential principle...

oxyen - it was at first held to be the essential principle...

oxygin - it was at first held to be the essential principle...

oxigen - it was at first held to be the essential principle...

oxygan - it was at first held to be the essential principle...

oxtail - n. the tail of an ox, often used in making soup. ...

ox - n. (pl. oxen) 1 any bovine animal, esp. a large usu. horned domesticated ruminant...

oxygen - it was at first held to be the essential principle...

oxytocin - n. 1 a hormone released by the pituitary gland that...