We don't have synonyms for horowitz yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are horovitz, horwitz and howitz.
(n) :
Ellipsis of Horowitz index. [(medicine, pulmonology) An assessment of lung function; the ratio of partial pressure of oxygen in blood (PaO2), and the fraction of oxygen in the inhaled air (FiO2).]
(n) :
Ellipsis of Horowitz index. [(medicine, pulmonology) An assessment of lung function; the ratio of partial pressure of oxygen in blood (PaO2), and the fraction of oxygen in the inhaled air (FiO2).]