microchimera

English

Alternative forms

• microchimaera, microchimæra

Etymology

From micro- +‎ chimera.

Noun

microchimera (plural microchimeras)

1. (biology) A microchimeric cell
2. (human biology) A type of human chimera produced when fetal stem cells or maternal cells cross the placenta (fetal-maternal microchimerism) or following blood transfusion (transfusion-associated microchimerism) or organ transplantation.