Definition/Meaning of subitize

• English - Verb: Wikipedia subitize ( third-person singular simple present subitizes , present participle subitizing , simple past and past participle subitized ) ( transitive ) to judge (the number of objects in a group) rapidly , accurately and confidently without counting them ( intransitive ) to have the ability of judging the number of objects in a group in this way Translations
• English - Alternative forms: subitise ( mainly UK )
• English - Etymology: From Latin subitus ( “ sudden; unexpected ” ) from the feeling of immediately knowing the number of items present .