transcription, транскрипция: [ ˈte-ˌtrad ]
noun
Etymology: Greek tetrad-, tetras, from tetra-
Date: 1653
: a group or arrangement of four: as
a. : a group of four cells produced by the successive divisions of a mother cell
a tetrad of spores
b. : a group of four synapsed chromatids that become visibly evident in the pachytene stage of meiotic prophase
• te·trad·ic te-ˈtra-dik adjective