-cide


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-cide

suff.
1. Killer: bactericide.
2. Act of killing: ecocide.

[Middle English, from Old French (from Latin -cīda, killer) and from Latin -cīdium, killing, both from caedere, to strike, kill; see kaə-id- in Indo-European roots.]

-cide

n combining form
1. indicating a person or thing that kills: insecticide.
2. (Law) indicating a killing; murder: homicide.
[from Latin -cīda (agent), -cīdium (act), from caedere to kill]
-cidal adj combining form

-cide

a combining form meaning “a person or thing that kills” or “the act of killing” that specified by the initial element: homicide; pesticide.
[late Middle English < Latin -cīda killer <caedere to cut down, kill]

-cide

A suffix that means "a killer of." It is used to form the names of chemicals that kill a specified organism, such as pesticide, a chemical that kills pests.