The definition of crevice is: A narrow crack or opening; a fissure or cleft. It's not a word I've heard used by any physician in common practice.
The term 'crevice' has two distinct meanings: 1: a long narrow depression in a surface; 2: a long narrow opening
crevice is English, hendedura is Spanish
Mean can mean you are being rude or in math terms it is adding a set of numbers then dividing by the total amount. ex. If your numbers are 1,2,and 3 add them to get 6 and divide by 3. You get 2.
1.not nice 2.rude and disrespectful to other people 3.opposite of nice 4.cruel 5.harsh through words or actions