BISECTION Meaning of BISECTION in English bisection BrE AmE ( ˌ ) baɪ ˈsek ʃ ə n ˈ•ˌ•• AmE \ ˈ•ˌ••▷ bisection|al ‿ ə l▷ bisection|ally ‿ ə l i Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012