pic / pick are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
pic: NA
pick: (noun) a small thin device (of metal or plastic or ivory) used to pluck a stringed instrument. (noun) a thin sharp implement used for removing unwanted material. (noun) a heavy iron tool with a wooden handle and a curved head that is pointed on both ends. (noun) a basketball maneuver; obstructing an opponent with one's body. (verb) select carefully from a group. (verb) look for and gather. (verb) provoke. (verb) remove in small bits. (verb) pilfer or rob. (verb) attack with or as if with a pickaxe of ice or rocky ground, for example.
pic: p·IH·k
pick: p·IH·k
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)