Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- verb transitive to
judge (thenumber ofobjects in agroup )rapidly ,accurately andconfidently withoutcounting them - verb intransitive to have the ability of judging the number of objects in a group in this way
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From Latin subitus ("sudden; unexpected") from the feeling of immediately knowing the number of items present.
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Examples
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Specifically, people and animals subitize, or perceive and estimate the number of objects by glance.
FOXNews.com 2011
Nayohaase commented on the word subitize
To tell the number of items in a collection without counting them one by one. An ability of some idiot savants. Found the word in a book called "The number sense"
September 21, 2009
reesetee commented on the word subitize
Take a subitizing test.
May 12, 2011