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English definition of “bottom”

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bottom

noun
 
 
/ˈbɒtəm/
LOWEST PART [C] A1 the lowest part of something: [usually singular] Click on the icon at the bottom of the page.Words meaning parts of things
FLAT SURFACE [C] A2 the flat surface on the lowest side of something: [usually singular] There was a price tag on the bottom of the box.Under and below
LOWEST POSITION [no plural] A2 the lowest position in a group, organization, etc: He did badly in the exam and is at the bottom of the class.Classifying and creating order
SEA/RIVER ETC [no plural] B1 the ground under a river, lake, or sea: Divers found the wreck on the bottom of the ocean.Parts of watercourses
FURTHEST PART [no plural] B1 the part of a road or area of land that is furthest from where you are: Go to the bottom of the road and turn left.Range and limits
PART OF THE BODY [C] B1 the part of your body that you sit onThe buttocks
be at the bottom of sth to be the cause of a problem or situationReasons and explanations
get to the bottom of sth to discover the truth about a situation →  See also rock bottom , from top to bottom Solving and solutions
(Definition of bottom noun from the Cambridge Learners Dictionary © Cambridge University Press)
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