Dictionary.com
Thesaurus.com
Synonyms

photo

1 American  
[foh-toh] / ˈfoʊ toʊ /

noun

plural

photos

  1. photograph.

  2. Informal. photo finish.

photo- 2 American  

  1. a combining form meaning “light” (photobiology ); also used to represent “photographic” or “photograph” in the formation of compound words.

    photocopy.
photo 1 British  
/ ˈfəʊtəʊ /

noun

  1. short for photograph

"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
photo- 2 British  

combining form

  1. of, relating to, or produced by light

    photosynthesis

  2. indicating a photographic process

    photolithography
"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
photo– Scientific  

  1. A prefix that means “light,” as in photoreceptor.

Etymology

Origin of photo1

First recorded in 1855–60; shortened form of photograph

Origin of photo-2

< Greek, combining form of phôs (genitive phōtós )

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.

Gorgeously produced with a cornucopia of photos and movie stills, this tome clocks in at 501 pages and answers almost every question you ever had about the legendary filmmaker.

From The Wall Street Journal

“Keep your distance, take a few photos to add to a community science platform like iNaturalist, and then allow yourself and the snake to continue on in your journey.”

From Los Angeles Times

There is certainly pain and grief involved in the Moriah Wilson story, but each such moment here is counterbalanced by another dazzling photo of the cyclist’s smiling face.

From The Wall Street Journal

Beyond the shopping, events often include drag shows, photos with Santa, food trucks, clothing swaps, and even furry fashion shows.

From Salon

A volunteer from the Elephant Guardians of Los Angeles visited twice and chronicled their condition with photos and videos, she said.

From Los Angeles Times

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.