trefoil

tre·foil | \ ˈtrē-ˌfȯi(-ə)l

How to pronounce trefoil (audio)

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How to pronounce trefoil (audio)

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Definition of trefoil

1a : clover sense 1 broadly : any of several leguminous herbs (such as bird's-foot trefoil) with leaves that have or appear to have three leaflets

b : a trifoliolate leaf

2 : an ornament or symbol in the form of a stylized trifoliolate leaf

Examples of trefoil in a Sentence

Recent Examples on the Web The three-crossing knot known as the trefoil is tricolorable. — Quanta Magazine, "In a Single Measure, Invariants Capture the Essence of Math Objects," 2 June 2020 The steel-and-cement trefoil exploding from the earth resembles the Capitol from the Hunger Games films. — Amy Tara Koch, chicagotribune.com, "Wineries north of Madrid start to come into their own as the ‘Sonoma of Spain’," 6 Dec. 2019 The steel-and-cement trefoil exploding from the earth resembles the Capitol from the Hunger Games films. — Amy Tara Koch, chicagotribune.com, "Wineries north of Madrid start to come into their own as the ‘Sonoma of Spain’," 6 Dec. 2019 The steel-and-cement trefoil exploding from the earth resembles the Capitol from the Hunger Games films. — Amy Tara Koch, chicagotribune.com, "Wineries north of Madrid start to come into their own as the ‘Sonoma of Spain’," 6 Dec. 2019 The steel-and-cement trefoil exploding from the earth resembles the Capitol from the Hunger Games films. — Amy Tara Koch, chicagotribune.com, "Wineries north of Madrid start to come into their own as the ‘Sonoma of Spain’," 6 Dec. 2019 The steel-and-cement trefoil exploding from the earth resembles the Capitol from the Hunger Games films. — Amy Tara Koch, chicagotribune.com, "Wineries north of Madrid start to come into their own as the ‘Sonoma of Spain’," 6 Dec. 2019 The steel-and-cement trefoil exploding from the earth resembles the Capitol from the Hunger Games films. — Amy Tara Koch, chicagotribune.com, "Wineries north of Madrid start to come into their own as the ‘Sonoma of Spain’," 6 Dec. 2019 The steel-and-cement trefoil exploding from the earth resembles the Capitol from the Hunger Games films. — Amy Tara Koch, chicagotribune.com, "Wineries north of Madrid start to come into their own as the ‘Sonoma of Spain’," 6 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trefoil.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Last Updated

15 Jun 2020

Cite this Entry

“Trefoil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trefoil. Accessed 14 Jul. 2020.

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More Definitions for trefoil

trefoil

noun

English Language Learners Definition of trefoil

: a plant (such as a clover) that has three leaves on each stem

: a decorative object or design that is shaped like a leaf with three parts

See the full definition for trefoil in the English Language Learners Dictionary

trefoil

tre·foil | \ ˈtrē-ˌfȯil

\

Kids Definition of trefoil

1 : a clover or related plant having leaves with three leaflets

2 : a fancy design with three leaflike parts

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