Vocabulary Roots 3-4 ject sect

low in spirits; depressed

• interject

• sector

• injection

• dejected

to cut open or pull apart (for scientific observation); to break down

the parts (of a conversation or letter) and examine

• section

• intersection

• dissect

• insect

the insertion of a substance into the body (as in a shot)

• insect

• trajectory

• injection

• dejected

small invertebrate animal (such as spiders or centipedes) with a well-

defined head, thorax, and abdomen

• insect

• sector

• section

• dissect

to break into or interrupt conversation

• trajectory

• injection

• interject

• projection

a point where lines or streets meet and cross

• intersection

• trajectory

• sector

• section

the act of pushing or throwing outward; a prediction made by

concluding from past observations

• trajectory

• projection

• interject

• dejected

one of several parts or pieces that fit with others to create a whole

• section

• injection

• intersection

• trajectory

a particular aspect of life or activity, a social group that forms part of

the society

• sector

• section

• intersection

• dissect

the path followed by an object or person

• intersection

• dissect

• trajectory

• interject