Definition of "hemlock" []

• Any of various coniferous evergreen trees of the genus Tsuga of North America and eastern Asia, having small cones and short flat leaves with two white bands underneath. (noun)
• The wood of such trees, used as a source of lumber, wood pulp, and tannic acid. (noun)
• Any of several poisonous plants of the genera Conium and Cicuta, such as the poison hemlock. (noun)
• A poison obtained from the poison hemlock. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "This kind of hemlock is also abundant along the coast of British Columbia and in the Selkirk Mountains along the line of the Canadian Pacific Railway."
• "I think the hemlock is taking affect on Bill already."
• "He has special ordered hemlock from a lumber yard 100 miles away."