Term: protease inhibitor: an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: polls: the place where people vote
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: conveyance: the transmission of information
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: frown: a facial expression of dislike or displeasure
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: stroke: a mark made on a surface by a pen, pencil, or paintbrush
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: first period: the first division into which the play of a game is divided
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: pork butcher: a vendor of pork and products made from pork
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: whimper: a complaint uttered in a plaintive whining way
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: hurricane lamp: an oil lamp with a glass chimney and perforated metal lid to protect the flame from high winds; candlestick with a glass chimney
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: aperture: an man-made opening; usually small
Broader: causal agent: any entity that produces an effect or is responsible for events or results | Unrelated: crappie: small sunfishes of central United States rivers