Vocabulary Lesson 16

Front

What is the perimeter?

Back

The outside edge of an area or surface; the total length of the lines that form a shape.

Front

What does it mean to postpone something?

Back

To decide that something which had been planned for a particular time will be done at a later time instead.

Front

What is the diameter of a circle?

Back

The distance through the center of a circle or sphere from one side to the other.

Front

What is an antecedent?

Back

Something that came before something else and may have influenced or caused it.

Front

What does antebellum refer to?

Back

Occurring in the southern United States before the Civil War.

Front

Define barometer.

Back

An instrument used to measure atmospheric pressure.

Front

What is optometry?

Back

The practice or profession of examining the eyes for visual defects and prescribing corrective lenses.

Front

What does symmetry mean?

Back

A balanced and proportionate similarity between two halves of an object.

Front

What is a precaution?

Back

A measure taken in advance to prevent something dangerous, unpleasant, or inconvenient from happening.

Front

What does forecast mean?

Back

A prediction or estimate of future events, especially coming weather or financial trends.