In addition to Advanced Searching and Boolean Search Functions, Google has also included a series of special terms, or operators, to help you find information more effectively.
The following are a list of Google Search Operators and how to use them:
filetype:
Only finds results in the specified format.
Example:
filetype:pdf adobe
domain:
finds results according to domain type.
Domain types include: .edu, .org, .cl, .gov
Example:
domain:edu mesopotamia
cache:
Finds the last saved version of a webpage.
Example:
cache:cnn
site:
Finds results only from a specific website.
Example:
site:cnn.com Chile
..
Allows you to search for a specific time range.
Example:
France 2008..2010
define:
Gives you a definition of a word or term directly, without having to look for an online dictionary.
Example:
define:procrastination
info:
Shows relevant information about your searched domain, including cache, linked domains and other sources that link to the domain.
Example:
info:scollege.cl
source:
Searches for mentions of a search term in a certain news source.
Example:
France source:bbc
source:
Searches for mentions of a search term in a certain news source.
Example:
France source:bbc
intitle:
Shows results to pages with one term in the title.
Example:
intitle:cupcake baking
allintitle:
Shows results to pages with all terms in the title.
Example:
intitle:cupcake baking
inurl:
Shows results to pages with one term in the URL.
Example:
inurl:cupcake
allintext:
Shows results to pages with the term ins the content.
Example:
inurl:FIFA championship
allinpostauthor:
Searches content written by the mentioned author.
Example:
allinpostauthor:Yuval Noah Harari
inblogtitle:
Searches for blogs with the search term in the title.
Example:
inblogtitle:google tips
related:
Finds sites similar to your searched URL.
Example:
related:bbc.co.uk
location:
Shows articles based on a specific location.
Example:
location:new york
Other Useful Operators
X [units] in [units]
An easy tool to perform unit conversions directly in Google.
Example:
5 nautical miles in kilometers
Answer: 9.26 Kilometersweather:
Shows the weather forecast in the specified city.
Example:
weather:santiago
calculator
Use the +, -, * and / symbols to calculate arithmetic operations. You can also use brackets for more complicated expressions.
Example:
(4 + 2) * (6 / 3)
Answer: 12stopwatch
Shows a stopwatch.
Example:
stopwatch
# minute timer
Shows a timer set for the amount of minutes specified.
Example:
5 minute timer
map:
Shows a map of the location mentioned.
Example:
map:providencia
sunrise / sunset
Shows the time of sunrise or sunset of a specific location.
Example:
sunrise lo barnechea
sunset cancun
movie:
Shows show times of a specified movie at or around a specified location
Example:
movie:1917 vitacura