Inogen

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Inogen \In"o*gen\, n. [Gr. 'i`s, 'ino`s, a muscle + -gen.]
     (Physiol.)
     A complex nitrogenous substance, which, by Hermann's
     hypothesis, is continually decomposed and reproduced in the
     muscles, during their life.
     [1913 Webster]