Reed–Sternberg cell

https://doi.org/10.1351/goldbook.13641
Large transformed lymphocyte, often binucleate, considered pathognomonic of Hodgkin lymphoma.
Source:
PAC, 2012, 84, 1113. (IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)) on page 1239 [Terms] [Paper]