expertise1

[ek-sper-teez] /ˌɛk spərˈtiz/
noun
1.
expert skill or knowledge; expertness; know-how:
"business expertise."
2.
a written opinion by an expert, as concerning the authenticity or value of a work of art, manuscript, etc.
Origin
1865–70; < French: survey, report (made by experts); -ise taken as an abstract noun suffix. See expert, -ise2

expertise2

[ek-sper-tahyz] /ˈɛk spərˌtaɪz/
verb (used with object), verb (used without object), expertised, expertising. Chiefly British
1.
Example Sentences for expertise
The knowledge, expertise, and skills that you gain early on will form the foundation for your later investigations.
My expertise is all about ambushing and harrasing the opponent.
They invite me to appear at conferences to share my expertise.
This is a demanding position where you will make significant use of your scientific expertise.
The climb will be guided and is non-technical, meaning ropes and mountain climbing expertise are not necessary.
I'm not an entomologist, so I don't have the expertise for describing species.
It may also be true that writing about poetry requires a certain esoteric expertise that few have.
They immediately began sharing and building on each other's expertise.
The hard skills are the technical expertise you need to get the job done.
Perhaps your search has been limited geographically, or your field of expertise is very specific and narrow.
British Dictionary definitions for expertise
expertise (ˌɛkspɜːˈtiːz)
 
n
special skill, knowledge, or judgment; expertness
 
[C19: from French: expert skill, from expert]

expertize or expertise (ˈɛkspɜːˌtaɪz)
 
vb
(US) to act as an expert or give an expert opinion (on)
 
expertise or expertise
 
vb

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for expertise
expertise
1868, from Fr. expertise (16c.) "expert appraisal, expert's report;" see expert.
Online Etymology Dictionary, © 2010 Douglas Harper
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Difficulty index for expertise

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18
19
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