[ hahrt-sik ]
See synonyms for: heartsickheartsickeningheartsickness on Thesaurus.com

  1. extremely depressed or unhappy.

Origin of heartsick

First recorded in 1520–30; heart + sick1

Other words for heartsick

Other words from heartsick

  • heart·sick·en·ing, adjective
  • heartsickness, noun

Words Nearby heartsick

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use heartsick in a sentence

  • These loud cannon make me heartsick, and yet I am so excited!

    A Confederate Girl's Diary | Sarah Margan Dawson
  • There was no question that our ranks were demoralised and heartsick.

  • Shading his eyes from the light, he peered below, and through the semi-darkness saw a sight that made him heartsick and disgusted.

    Ralph Granger's Fortunes | William Perry Brown
  • A moment more and he stood in her presence, mute, shocked, heartsick at the change that this month of agony had wrought in her.

    Flamsted quarries | Mary E. Waller

British Dictionary definitions for heartsick


/ (ˈhɑːtˌsɪk) /

  1. deeply dejected or despondent

Derived forms of heartsick

  • heartsickness, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012