The verb is pronounced /oʊvərestɪmeɪt/. The noun is pronounced /oʊvərestɪmət/.
( overestimated)
1.
If you say that someone overestimates something, you mean that they think it is greater in amount or importance than it really is.
With hindsight, he was overestimating their desire for peace.
≠ underestimate
VERB : V n , also V
•
Overestimate is also a noun.
Average earnings in the South East were about £59,000, although that may be an overestimate.
N-COUNT
• over‧es‧ti‧ma‧tion
...excessive overestimation of one’s own importance.
≠ underestimation
N-SING : also no det , usu N of n
2.
If you say that something cannot be overestimated , you are emphasizing that you think it is very important.
The importance of participating in the life of the country cannot be overestimated...
It is hard to overestimate the potential gains from this process.
VERB : with brd-neg , be V-ed , V n [ emphasis ]
3.
If you overestimate someone, you think that they have more of a skill or quality than they really have.
I think you overestimate me, Fred.
≠ underestimate
VERB : V n