Upper diaphragm Synonyms

Definitions for Upper

(adjective) higher in place or position
(adjective) the topmost one of two
(adjective) superior in rank or accomplishment

Synonyms for phrase

UD abbreviation

UD is an abbreviation for Upper Diaphragm

What does UD stand for?

UD stands for "Upper Diaphragm"

Diaphragm replaced

Definitions for Diaphragm

(noun) ( anatomy ) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
(noun) a mechanical device in a camera that controls size of aperture of the lens
(noun) a contraceptive device consisting of a flexible dome -shaped cup made of rubber or plastic; it is filled with spermicide and fitted over the uterine cervix