Definition of prealbumin in US English:

prealbumin

noun

Biochemistry
  • Any plasma protein with an electrophoretic mobility which (in some techniques of electrophoresis) is slightly greater than that of albumin; specifically a tetramer in human blood which binds thyroxine and the retinol-binding protein.

Origin

1950s; earliest use found in Science. From pre- + albumin.

Pronunciation

prealbumin

/ˌpriːˈalbjʊmɪn/