—bed /bed/
noun (BOTTOM)
C2 [C] the bottom of something or something that serves as a base:
» Many strange plants and fish live on the sea bed.» The railway was built on a bed of solid rock.Thesaurus+: ↑Surfaces of objects , ↑Edges and extremities of objectsa bed of sthF0 a pile of one type of food on which other food is arranged as a meal:
» roasted vegetables on a bed of riceSee picture: bed of rice 
Thesaurus+: ↑Food - general words
noun (FURNITURE)
A1 [C or U] a large, rectangular piece of furniture, often with four legs, used for sleeping on:
» He lived in a room with only two chairs, a bed, and a table.» He likes to have breakfast in bed on a Saturday morning.» She didn't get out of bed till lunchtime today.» I'm exhausted - I'm going to bed (= going to get into a bed in order to sleep).» I always put the children to bed (= make certain that they get into a bed and are comfortable there ready for going to sleep) at 7.30 p.m. See picture: See picture:
Thesaurus+: ↑Beds and parts of bedsmake the bed
B2 to make a bed tidy after you have slept in it
Thesaurus+: ↑Cleaning and tidying places and things• • •
Extra Examples:» Martha threw back the covers and bounced out of bed.» I bent down to look under the bed.» I didn't even have the energy to get out of bed.» Tidy up your room. And don't forget to make your bed!» I want to finish off this essay before I go to bed.noun [C] (AREA OF GROUND)
► C2 a piece of ground used for growing plants in a garden: » They've got some beautiful flower beds in their garden.See picture: flower bed Thesaurus+: ↑Parts of gardens
verb [T] (-dd-) OLD-FASHIONED ↑Verb Endings for bed
► F0 to have sex with someoneThesaurus+: ↑Sexual intercourse