1. Prefixes: UNI = ONE BI = TWO
RE Vocabulary Unit 3
Uni & Bi
Prefixes:
UNI = ONE
BI = TWO

2. NOUN When two or more things occur at one time
unison
NOUN
When two or more things occur at one time

3. ADJECTIVE ONE OF A KIND; UNUSUAL OR RARE
unique
ADJECTIVE
ONE OF A KIND; UNUSUAL OR RARE

4. NOUN A ONE-WHEELED VEHICLE ON WHICH THE RIDER SITS AND PEDALS
unicycle
NOUN
A ONE-WHEELED VEHICLE ON WHICH THE RIDER SITS AND PEDALS

5. ADJECTIVE A LIVING CREATURE WITH ONLY ONE CELL
unicellular
ADJECTIVE
A LIVING CREATURE WITH ONLY ONE CELL

6. ADJECTIVE HAPPENING ONCE EVERY TWO YEARS
biennial
ADJECTIVE
HAPPENING ONCE EVERY TWO YEARS

7. ADJECTIVE ABLE TO SPEAK TWO DIFFERENT LANGUAGES FLUENTLY
bilingual
ADJECTIVE
ABLE TO SPEAK TWO DIFFERENT LANGUAGES FLUENTLY

8. ADJECTIVE HAVING TWO DIFFERENT COLORS
bicolor
ADJECTIVE
HAVING TWO DIFFERENT COLORS

9. NOUN AN AIRPLANE WITH TWO SETS OF WINGS
biplane
NOUN
AN AIRPLANE WITH TWO SETS OF WINGS

10. ADJECTIVE HAPPENING EVERY TWO MONTHS
bimonthly
ADJECTIVE
HAPPENING EVERY TWO MONTHS

11. NOUN A TWO – FOOTED CREATURE
biped
NOUN
A TWO – FOOTED CREATURE