ampulla

noun am·pul·la \ am-ˈpu̇-lə , ˈam-ˌpyü-lə \

Definition of ampulla

plural ampullae play \-(ˌ)lē, -ˌlī\
1 :a glass or earthenware flask with a globular body and two handles used especially by the ancient Romans to hold ointment, perfume, or wine
2 :a saccular anatomical swelling or pouch

ampullary

play \am-ˈpu̇-lər-ē, ˈam-pyə-ˌler-ē\ adjective

Origin and Etymology of ampulla

Middle English, from Old English, from Latin, diminutive of amphora


Medical Dictionary

ampulla

noun am·pul·la \ am-ˈpu̇-lə , ˈam-ˌpyü-lə \

medical Definition of ampulla

plural ampullae play \-ˌlē\
:a saccular anatomic swelling or pouch: as
a :the dilatation containing a patch of sensory epithelium at one end of each semicircular canal of the ear
b :one of the dilatations of the lactiferous tubules of the mammary glands that serve as reservoirs for milk
c (1) :the middle portion of the fallopian tube
(2) :the distal dilatation of a vas deferens near the opening of the duct leading from the seminal vesicle
d :a terminal dilatation of the rectum just before it joins the anal canal

Learn More about ampulla


Seen and Heard

What made you want to look up ampulla? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

marked by intense feeling

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!