The word "pinpointed" is correct and can be used in written English.
You can use it when you are trying to precisely identify or locate something. For example: "The detective pinpointed the exact location of the stolen painting".
Cameron's speech pinpointed a lesson learned by the 10 10 organisers over the last few months.
Elliot Higgins, a British weapons expert and founder of online journalism site Bellingcat, claims to have pinpointed the site of James Foley's killing to the hills south of Raqqa, in Syria.
The assailant is a black man thought to be in his late 30s, and groundbreaking forensic tests have pinpointed his ancestral DNA to the Windward Islands.
A few hours earlier, his wife had given birth to a child at St Mary's hospital in west London, prompting suspicions among his associates that his location had been pinpointed as a result of a telephone conversation between the couple.
Indeed, the worst was feared when frogs were observed dying off en masse in both 2006 and 2010, but researchers haven't pinpointed the cause.
Areas where fertilisers and pesticides are being applied excessively can be pinpointed, studied and regulated by environmental and land-use agencies.
Mr Brown pinpointed an area with evidence of buried Triassic-era coral reefs, which are usually porous and store oil well.Givot Olam has drilled three wells since 1994 and found oil, but not enough to be worthwhile.
Only around 90% of users can be pinpointed.
It accurately pinpointed the start of recession in 1981 and 1990.
Some of the trends pinpointed in this special report, including the rise of organised crime on the internet and the imminent arrival of the internet of things, will only increase concerns about a widening security gap.A plain man's guideSo what can be done?
EVEN when America and Russia have pinpointed a common foe, cold-war rivalry can still rear its ugly head.
