What is the difference between herbicide and weedicide?

Herbicides: The chemicals used to control or manipulate undesirable vegetation are herbicides.

Weedicides: The chemicals, which are sprayed on the fields to kill weeds are weedicides.

Herbicides	Weedicides
1. It is generally used to control or kill unwanted plants.	1. It is used to kill unwanted weeds from the fields.
2. They are used in railways, industrial areas, farms, and wastelands.	2. They are diluted with water and are used only in fields.