Vocabulary Unit 4

Define deteriorate

• To improve or enhance in quality.
• To increase in value or importance.
• To remain the same without change.
• To become worse or decline in quality.

Define accurate

• Correct and precise; free from error.
• Vague and ambiguous; open to interpretation.
• Consistent but flawed; contains mistakes.
• Random and arbitrary; lacks any structure.

Define horizon

• The line that separates the earth from the sky.

• A measurement of time in astronomy.

• Distance you can see from a mountain peak.

• Type of cloud formation.

Define destination

• A location that is always crowded.
• A type of transportation vehicle.
• A method of communication.
• A place to which someone or something is going or being sent.

Define approximate

• A rough estimate without any context.
• A precise calculation of a value.
• Close to a value but not exact.
• Exactly matching a value.

Define despair

• An overwhelming sense of excitement.

• State of complete contentment.

• Complete loss of hope.

• Feeling of joy.

Define nostalgia

• A sentimental longing for the past.

• A feeling of happiness about the future.
• A psychological disorder related to memory loss.
• A type of music popular in the 1980s.

Define course

• Type of food.

• Physical location for meetings.

• Type of vehicle.

• Structured program of study or training.

Define navigate

• To plan and direct the course of a journey or to find one's way.
• To follow someone else's journey without understanding.
• To travel aimlessly without direction.
• To explore a new territory without a plan.

Define revive

• To bring back to life or consciousness.
• To put someone in a deep sleep.
• To create a new life form.
• To erase all memories of a person.