Breadcrumb Home > Dictionary > Index H hairbrush cactus: Meaning and Definition of Find definitions for: hair'brush cac"tus Pronunciation: [key] a stout, spiny cactus, Pachycereus pecten-aboriginum, of Mexico, having white flowers and bristly fruits sometimes used locally as combs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hairbrush hair cell TrendingHere are the facts and trivia that people are buzzing about. The Book of 1 Corinthians: Summary Current Events This Week: June 2023 Languages Spoken in Each Country of the World Aesop's Fables: Aesop's Fables Milestones in Environmental Protection The 12 Labors of Hercules (In Order) ✖ Related Content Daily Word Quiz: soupon Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language