5th Grade Prefixes

26 terms by cscribner 

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the 5th grade list of prefixes and their meanings.

co-

together

de-

opposite, reverse down or go away

en-

cause or cause to

tri-

three

biweekly

twice a week

bicycle

to wheels or cycles

bifocal

to lenses or focals

biannual

twice a year or twice annually

coworker

to work together

coexist

to exist together

cooperate

to operate together

copilot

to pilot together

coauthor

to author together

enjoy

to cause joy

enrage

to cause rage

enforce

to cause force

triangle

three angles

tricycyle

three wheels or cycles

triathlete

an athlete who competes in 3 events

triathlon

an athletic meet with 3 events

deactivate

the opposite of active

detour

to cause to go around

decode

to figure out a code in reverse

descend

the opposite of ascend

decrease

the opposite of increase

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