Hydrogenics Corp. designs, develops and manufactures hydrogen generation and fuel cell products based on water electrolysis technology and proton exchange membrane technology. It operates through 2 segments: OnSite Generation and Power Systems.
The noun âalumnusâ means a male graduate or former student of a particular university, college, or school. The noun âalumnaâ means a female graduate or former student of a particular university, college, or school. The noun âalumniâ means male graduates or former students of a particular university, college, or school. The noun âalumnaeâ means female graduates or former students of a particular university, college, or school. Many colleges and universities use âalumniâ to refer to males and females.
Alumni is used here two ways-plural term for an all-male group and as well as for a male-female group. Summary: â 1 Alumnusâ is defined as âa graduate of a school, college, or university.â It is a singular and masculine noun. â 2 Alumniâ would be its plural form. 3  Remember, never use the phrase âI am an alumniâÂ¦â itâs plainly wrong.