Noun

• S: (n) hemlock (poisonous drug derived from an Eurasian plant of the genus Conium) "Socrates refused to flee and died by drinking hemlock"
• direct hypernym / inherited hypernym / sister term
• S: (n) plant toxin, phytotoxin (any substance produced by plants that is similar in its properties to extracellular bacterial toxin)
• S: (n) toxin (a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species)
• S: (n) poison, toxicant, poisonous substance (any substance that causes injury or illness or death of a living organism)
• S: (n) substance (a particular kind or species of matter with uniform properties) "shigella is one of the most toxic substances known to man"
• S: (n) matter (that which has mass and occupies space) "physicists study both the nature of matter and the forces which govern it"
• S: (n) physical entity (an entity that has physical existence)
• S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))
• S: (n) hemlock, poison hemlock, poison parsley, California fern, Nebraska fern, winter fern, Conium maculatum (large branching biennial herb native to Eurasia and Africa and adventive in North America having large fernlike leaves and white flowers; usually found in damp habitats; all parts extremely poisonous)
• S: (n) hemlock (soft coarse splintery wood of a hemlock tree especially the western hemlock)
• substance holonym
• S: (n) hemlock, hemlock tree (an evergreen tree)
• direct hypernym / inherited hypernym / sister term
• S: (n) hemlock, hemlock tree (an evergreen tree)
• direct hyponym / full hyponym
• member holonym
• substance meronym
• direct hypernym / inherited hypernym / sister term