Dictionary.com
Thesaurus.com
Synonyms

peaked

1 American  
[peekt, pee-kid] / pikt, ˈpi kɪd /

adjective

  1. having a peak.

    a peaked cap.
peaked 2 American  
[pee-kid] / ˈpi kɪd /

adjective

  1. pale and drawn in appearance so as to suggest illness or stress; wan and sickly.

peaked British  
/ piːkt /

adjective

  1. having a peak; pointed

"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

Other Word Forms

  • peakedly adverb
  • peakedness noun

Etymology

Origin of peaked1

First recorded in 1400–50, peaked is from the late Middle English word pekyd; see peak 1, -ed 3

Origin of peaked2

peak 2 + -ed 2

Vocabulary lists containing peaked

Vocabulary from Readings, Unit 6

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The Boo Radleys were formed in Wallasey and their biggest hit, Wake Up Boo, peaked at number nine in the UK singles chart in 1995.

From BBC • Apr. 16, 2026

Enrollment dropped early in the pandemic, then peaked in 2022-23.

From Los Angeles Times • Apr. 16, 2026

Its stock peaked at $75.87 in August 2000—near the top of the dot-com boom—and has never really come close since.

From Barron's • Apr. 14, 2026

Investors should be keeping a close eye on the difference between Brent and U.S. crude, which is sending a message that market worries over the crisis in Iran have peaked, says Morgan Stanley.

From The Wall Street Journal • Apr. 14, 2026

It didn't matter how often my mom told me I was beautiful, because I knew the truth: I had peaked in sixth grade.

From "Americanized" by Sara Saedi

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.