Lesson 10: OPT / OPS
The Root
OPT / OPS comes from Greek and means "eye," "vision," or "sight."
When you see these roots, think about eyes, seeing, or examining.
Word List
| Word | Parts | Definition |
|---|---|---|
| optical | OPT (eye/sight) | relating to sight, especially in relation to the physical action of light |
| optician | OPT (eye/sight) | a person qualified to make and supply eyeglasses and contact lenses |
| optometrist | OPT (eye) + -ICIAN (technician) / -METRIST (measurer) | a person qualified to examine the eyes for visual defects and prescribe glasses |
| optic | OPT (eye/sight) | relating to the eye or vision (e.g., the optic nerve) |
| synopsis | SYN- (together) + OPSIS (look) | a brief summary or general survey of something (literally "seen together") |
| biopsy | BIO- (life) / AUTO- (self) + OPSY (look) | an examination of tissue removed from a living body to discover the presence, cause, or extent of a disease |
| autopsy | BIO- (life) / AUTO- (self) + OPSY (look) | an examination of a dead body to discover the cause of death (literally "seeing with one's own eyes") |
| myopia | MY- (shut) + OPIA (eye) | nearsightedness; lack of imagination or foresight |
| cyclops | CYCL- (circle) / TRI- (three) + OPS (eye/face) | a giant with a single eye in the middle of its forehead (Greek mythology) |
| synoptic | OPT (eye/sight) | taking or involving a comprehensive mental view |
| panopticon | OPT (eye/sight) | a circular prison with cells arranged around a central well, from which prisoners could at all times be observed |
| triceratops | CYCL- (circle) / TRI- (three) + OPS (eye/face) | a dinosaur with three horns and a large frill on its head (literally "three-horned face") |
Practice 1: Multiple Choice
Choose the word that best completes each sentence.
- The __________ measured my vision and prescribed new glasses.
a) cyclops
b) biopsy
c) optician
d) optometrist
- An __________ illusion tricks your eyes into seeing something that isn't there.
a) synoptic
b) optical
c) autopsy
d) optic
- Before reading the book, I read a short __________ to see what it was about.
a) synopsis
b) myopia
c) biopsy
d) cyclops
- The doctor performed a __________ on the lump to see if it was dangerous.
a) panopticon
b) autopsy
c) synopsis
d) biopsy
- Odysseus had to trick the __________, a one-eyed giant, to escape the cave.
a) optician
b) triceratops
c) cyclops
d) optometrist
- The coroner performed an __________ to determine the cause of death.
a) biopsy
b) synopsis
c) optic
d) autopsy
- His __________ prevented him from seeing the long-term consequences of his actions.
a) autopsy
b) myopia
c) synopsis
d) optic
- The __________ nerve connects the eye to the brain.
a) optic
b) myopic
c) optical
d) synoptic
- The __________ adjusted the frames of my glasses so they fit perfectly.
a) optometrist
b) cyclops
c) optician
d) triceratops
- The prison was built as a __________ so the guards could see every cell at once.
a) panopticon
b) synopsis
c) triceratops
d) biopsy
- The __________ used its three horns to defend itself from the T-Rex.
a) cyclops
b) optician
c) panopticon
d) triceratops
- The weather map gave a __________ view of the storm covering the whole country.
a) myopic
b) optical
c) synoptic
d) biotic
Practice 2: Fill in the Blank
Use each word from the word bank exactly once.
Word Bank: optical, optician, optometrist, optic, synopsis, biopsy, autopsy, myopia, cyclops, synoptic, panopticon, triceratops
I went to the __________ to pick out new frames for my lenses.
The mythical __________ has only one eye in the center of its forehead.
The __________ illusion made the straight lines look curvy.
The teacher asked for a one-page __________ of the novel.
After the man died suddenly, the family requested an __________.
Damage to the __________ nerve can cause blindness.
The __________ had a large frill on its head and three horns.
Because of his __________, he couldn't see the whiteboard from the back of the class.
The __________ checked my eyes and told me I was nearsighted.
The doctor took a small __________ of the skin to test for infection.
The philosopher Jeremy Bentham designed the __________, a building where everyone is watched.
The weather channel showed a __________ chart of the rainfall across the state.
Practice 3: Reading Passage
The Eye Exam
Leo was having trouble looking at the board at school. Everything was blurry. His mother took him to see an optometrist. The doctor explained that Leo had myopia, or nearsightedness. It wasn't serious, but he needed glasses.
After the exam, they visited the optician in the lobby. Leo picked out a pair of blue frames. When he put them on, the difference was magical. It was like an optical upgrade for his brain. He could see individual leaves on trees!
Reading PassageQuestions
- Why did Leo see an "optometrist"?
a) To get his teeth cleaned
b) To examine his eyes
c) To fix his glasses frames
d) To summarize a book
- Leo had "myopia." This means:
a) He could see everything perfectly
b) He was farsighted
c) He was nearsighted (blurry distance)
d) He had one eye
- What did the "optician" do?
a) Examined his eyes
b) Performed surgery
c) Helped him with the glasses frames
d) Explained the diagnosis
- The glasses provided an "optical" upgrade. This relates to:
a) Sound
b) Smell
c) Sight/Light
d) Touch
- In this story, the problem was solved by:
a) A biopsy
b) Corrective lenses
c) A synopsis
d) A cyclops
Answer Key
Practice 1: Multiple Choice
- d
- b
- a
- d
- c
- d
- b
- a
- c
- a
- d
- c
Practice 2: Fill in the Blank
- optician
- cyclops
- optical
- synopsis
- autopsy
- optic
- triceratops
- myopia
- optometrist
- biopsy
- panopticon
- synoptic
Reading Passage Questions
- b
- c
- c
- c
- b