positive; plus; describes numbers greater than zero or positive electrical charges

(bound form) minus or negative in mathematics; referring to a negative electric pole or charge

electricity; electric power; a form of energy used to power lighting, heating, and machinery

(bound form) secondary; subordinate; derived from a main body or source

to face; to be opposite to

to collide; to run into; to strike; to hit a surface forcefully

(bound form) machine; mechanism; engine