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Synonyms

partly

American  
[pahrt-lee] / ˈpɑrt li /

adverb

  1. in part; to some extent or degree; not wholly; partially.

    His statement is partly true.


partly British  
/ ˈpɑːtlɪ /

adverb

  1. to some extent; not completely

"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

Usage

Partly and partially are to some extent interchangeable, but partly should be used when referring to a part or parts of something: the building is partly (not partially ) of stone, while partially is preferred for the meaning to some extent: his mother is partially (not partly ) sighted

Etymology

Origin of partly

First recorded in 1515–25; part + -ly

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 reaction from bonds makes sense,” partly because inflation was already sticky before the Iran conflict, Gude told MarketWatch during an interview.

From MarketWatch • Apr. 15, 2026

However, partly offsetting that pressure, crude output disruptions across the Middle East appear less severe than expected, aided by greater-than-anticipated storage capacity both on land and at sea, according to the U.S. bank.

From The Wall Street Journal • Apr. 15, 2026

The cost of partly finished goods shot up 2.6%, with accounting for three-quarters of the increase.

From MarketWatch • Apr. 14, 2026

The firm also saw an uptick in operating expenses in the period, partly due to the M&A surge.

From Barron's • Apr. 13, 2026

The two became friends and, partly due to McKissick’s influence, Phelps drafted a petition to integrate the undergraduate school.

From "The Best of Enemies" by Osha Gray Davidson