herbicide
a chemical substance that is used to kill or control plants
homicide
the killing of one human being by another
matricide
killing one’s mother
patricide
killing one’s father
concise
brief and thorough; cut to the point
excise
to remove by cutting
incision
a cut made into body tissue by a doctor, usually during surgery
precision
exactness; detailed correctness
capital
the city where the government of a region has its head offices
captain
the person in charge, or the head, of a group
decapitate
to cut off the head
per capita
for each person
cis
cut
cap
head
cide
kill
cone
a rounded solid consisting of a circular base that narrows to a point at the top
radius
a line from the center of the circle to the outside edge
convex
having a surface that curves outward, as with the outside of a contact lens or the top of a baseball cap
compass
a device used to draw circles and to help measure distances on a map or other diagram
prism
a transparent solid whose ends have the same shape and which can be used to separate white light into a spectrum of colors