[foh-toh-bom] /ˈfoʊ toʊˌbɒm/ Informal.
verb (used with object)
to ruin (a photograph) by appearing in the image without the photographer’s knowledge, often in some dramatic or comical way:
My brother photobombed what would have been a nice photo of my grandma and me.
to do this to (the subject of a photograph or the photographer):
I thought I had a great picture, but I got photobombed by a pigeon flying by.
a photograph that is ruined in this way.
- Photo call
noun 1. a time arranged for photographers, esp press photographers, to take pictures of a celebrity, the cast of a play, etc, usually for publicity purposes
/ˈfəʊtəʊˌkɑːd/ noun 1. an identity card containing a photograph of the bearer noun an identification card with one’s personal photo on it Usage Note British
[foh-toh-kuh-tal-i-sis] /ˌfoʊ toʊ kəˈtæl ɪ sɪs/ noun, plural photocatalyses [foh-toh-kuh-tal-i-seez] /ˌfoʊ toʊ kəˈtæl ɪˌsiz/ (Show IPA). Chemistry. 1. the acceleration or retardation of the reaction rate in chemical reactions by light. /ˌfəʊtəʊkəˈtælɪsɪs/ noun (pl) -ses (-siːz) 1. the alteration of the rate of a chemical reaction by light or other electromagnetic radiation
photocatalyst pho·to·cat·a·lyst (fō’tō-kāt’l-ĭst) n. A substance that helps bring about a light-catalyzed reaction, such as chlorophyll in photosynthesis.