The process or act of purging, such as by the use of a purgative. / The process or act of cleansing from sin or guilt. / (archaic) Exoneration or the act undertaken to achieve exoneration.

(chess, Internet) Chess played at an extremely fast time control, with each side getting one minute to make their moves.

(biochemistry) With reference to, or by means of cytochemistry

plural of tuberculisation