ROOTS
PREFIXES
SUFFIXES
WORD PARTS
MILITARY TIME
100

This root means “health” or “cleanliness.

”What is hygien/o?

100

This prefix means “inside.

”What is endo-?

100

This suffix means “fear.”

What is -phobia?

100

This prefix means “against.”

What is anti-?

100

Convert 9:00 a.m. to military time.

What is 0900 hours?

200

This root means “sterile.

”What is steril/o?

200

This prefix means “outside.

”What is exo-?

200

This suffix means “eating.”

What is -phage?

200

This root means “fungus.”

What is myc/o?

200

Convert 1:30 p.m. to military time.

What is 1330 hours?

300

This root means “disease-producing.

”What is pathogen/o?

300

This prefix means “upon” or “on.

”What is epi-?

300

This suffix means “killing.”

What is -cidal?

300

This prefix means “without.”

What is ase-?

300

Convert 1645 hours to standard time.

What is 4:45 p.m.?

400

This root means “disease among people.

”What is epidemi/o?

400

This prefix means “across.

”What is trans-?

400

This suffix means “stopping” or “controlling.”

What is -stasis?

400

This prefix means “remove.”

What is de-?

400

Convert 8:20 p.m. to military time.

What is 2020 hours?

500

This root refers to a hospital-acquired infection.

What is nosocomi/o?

500

This prefix means “around.

”What is circum-?

500

This suffix means “viewing instrument.”

What is -scope?

500

This prefix means “apart” or “away.”

What is dis-?

500

Convert 2315 hours to standard time.

What is 11:15 p.m.?

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