(biology) Shrinkage and condensing, such as that of a dying cell or the appearance of a cell's nucleus.

(botany, of a flower) Having a mutation such that a normally asymmetric flower becomes radially symmetric

a protein forming part of the B-cell antigen receptor (BCR), associated with agammaglobulinemia-3

(chiefly in the plural) A standalone subtitle that is overlaid on top of a video, rather than being written into the video itself; similar to a closed caption.