Lesson 16 Vocabulary

Match the following

• diameter

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

• symmetry

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

• barometer

• an instrument that is used to measure air pressure and predict changes in the weather

• perimeter

• the quality of something that has two sides or halves that are the same or very close in size, shape, and position

• optometry

•  the profession of examining people’s eyes to find out if they need eyeglasses or medical treatment

Match the following

• antecedent

• occurring in the southern United States before the Civil War

• antebellum

• something that is done to prevent possible harm or trouble from happening in the future

• postpone

• a statement about what will happen in the future

• precaution

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

• forecast

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

Choose the antonym:

precaution

• insurance

• neglect

Choose the antonym:

forecast

• hindsight

• projection

Choose the antonym:

antebellum

• postwar

• mortar

Choose the antonym:

antecedent

• previous

• future

Choose the antonym:

postpone

• defer

• advance

Choose the synonym:

barometer

• weather gauge

• thermometer

Choose the synonym:

diameter

• width

• seal

Choose the synonym:

optometry

• doctor

• vision health