- 1) PREFIX Bi- is used at the beginning of nouns and adjectives that have `two' as part of their meaning.
She very much believes that she is living in a bi-cultural society.2) PREFIX Bi- is used to form adjectives and adverbs indicating that something happens twice in a period of time or happens once in two periods of time that follow each other.
While they are working students meet biweekly as a group to reflect on their experiences...
The bimonthly magazine can be bought by subscription.
English dictionary. 2008.