receptacle

noun6

1. •
   A container.

   • Darkness had no effect upon my fancy; and a churchyard was to me merely the receptacle of bodies deprived of life, which, from being the seat of beauty and strength, had become food for the worm. — 1816
2. •
   An organ that receives and holds a secretion.
3. •
   (US) A contact device installed at an outlet for the connection of an attachment plug (typically by receiving the plug's prongs) to supply portable appliances or equipment.

   • A contact device installed at an outlet for the connection of an attachment plug is a receptacle[…]. A multiple receptacle is a single device consisting of two or more receptacles[…]. — 2002
4. •
   The part of the flower stalk (peduncle or pedicel) to which the floral parts are attached; a thalamus, a torus.

   • A basic flower […] has four series of parts arranged in concentric whorls (or rings) on the receptacle, which is the name given to the expanded end of the pedicel (flower stalk). — 2003
5. •
   A condensed rachis of a capitate or umbellate inflorescence at the end of the peduncle, to which all of the florets or pedicels are attached.
6. •
   A structure at the end of a branch of an alga containing conceptacles (reproductive organs).