• Dictionary.com
  • Thesaurus.com
  • Everything After Z
    • Word of the Day
    • Video
    • Word Facts
    • Grammar
    • Crossword Solver
    • Daily Crossword
  • All The Words
    • Slang
    • Emoji
    • Gender & Sexuality
    • Acronyms
  • Dictionary.com
  • Thesaurus.com
Dictionary.com
DEFINITIONS
  • SYNONYMS
The
2019 WORD
OF THE YEAR
is...
  • top definitions
  • explore dictionary

backpressure

or back pres·sure

[ bak-presh-er ]
/ ˈbækˌprɛʃ ər /

noun

a resistant pressure exerted by liquid or gas against the forward motion or flow of an exhaust or pipe system: Careful control of backpressure ensures an even supply of oil from the well.

Words nearby backpressure

backlog, backlot, backmost, backpack, backplate, backpressure, backrest, backronym, backrub, backrush, backs

Origin of backpressure

First recorded in 1860–65; back1 + pressure
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Explore Dictionary.com

  • The X In Xmas Is Really About Jesus Christ

    The X In Xmas Is Really About Jesus Christ

  • Modern Ways To Express Your Love And Affection

    Modern Ways To Express Your Love And Affection

  • “Compliment” vs. “Complement”: How To Pick The Right Word

    “Compliment” vs. “Complement”: How To Pick The Right Word

  • Empathy vs. Sympathy: Which Word To Use And When

    Empathy vs. Sympathy: Which Word To Use And When

  • Think Shrievalty’s Dead? Find Out With This Word Of The Day Quiz

    Think Shrievalty’s Dead? Find Out With This Word Of The Day Quiz

  • This Word Advent Calendar Brings Kids All The Holiday Cheer

    This Word Advent Calendar Brings Kids All The Holiday Cheer

Others Are Reading
  • Dictionary.com’s Word Of The Year For 2019 Is …

    Dictionary.com’s Word Of The Year For 2019 Is …

  • Hungry For New Words? Snarf Down This Week’s Quiz!

    Hungry For New Words? Snarf Down This Week’s Quiz!

WORD OF THE DAY

concinnateverb (used with object) | [kon-suh-neyt]SEE DEFINITION
  • Weird Word Origins That Will Make Your Family Laugh

    Weird Word Origins That Will Make Your Family Laugh

  • What’s The Difference Between “i.e.” And “e.g.”?

    What’s The Difference Between “i.e.” And “e.g.”?

The
2019 WORD
OF THE YEAR
is...
  • Browse the Dictionary:
  • #
  • A
  • B
  • C
  • D
  • E
  • F
  • G
  • H
  • I
  • J
  • K
  • L
  • M
  • N
  • O
  • P
  • Q
  • R
  • S
  • T
  • U
  • V
  • W
  • X
  • Y
  • Z
  • Browse by Category:
  • Slang
  • Emoji
  • Acronyms
  • Pop Culture
  • More
  • About
  • Careers
  • Contact Us
  • Cookies, Terms, & Privacy
© 2019 Dictionary.com, LLC