perinatologist
— Noun
– English
～ an obstetrician specializing in perinatology
perinatology
— Noun
– English
～ the branch of obstetrics concerned with the anatomy and physiology and diagnosis and treatment of disorders of the mother and the fetus or newborn baby during late pregnancy and childbirth and the puerperium
perineal artery
— Noun
– English
～ a branch of the internal pudendal artery that supplies superficial structures of the perineum
perineal
— Adjective
– English
～ of or relating to the perineum; "perineal pains"
perineotomy
— Noun
– English
～ surgical incision into the perineum
perineum
— Noun
– English
～ the general region between the anus and the genital organs
perineurium
— Noun
– English
～ the sheath of connective tissue that covers a bundle of nerve fibers
period
— Noun
– English
～ the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause; "the women were sickly and subject to excessive menstruation"; "a woman does not take the gout unless her menses be stopped"--Hippocrates; "the semen begins to appear in males and to be emitted at the same time of life that the catamenia begin to flow in females"--Aristotle
period
— Noun
– English
～ the end or completion of something; "death put a period to his endeavors"; "a change soon put a period to my tranquility"
period
— Noun
– English
～ a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations; "in England they call a period a stop"
period
— Noun
– English
～ the interval taken to complete one cycle of a regularly repeating phenomenon
period
— Noun
– English
～ an amount of time; "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"
period
— Noun
– English
～ (ice hockey) one of three divisions into which play is divided in hockey games
period
— Noun
– English
～ a unit of geological time during which a system of rocks formed; "ganoid fishes swarmed during the earlier geological periods"
Pennsylvanian period
— Noun
– English
～ from 310 million to 280 million years ago; warm climate; swampy land
periodic acid
— Noun
– English
～ any acid of iodine that contains oxygen
periodic law
— Noun
– English
～ (chemistry) the principle that chemical properties of the elements are periodic functions of their atomic numbers
periodic edema
— Noun
– English
～ recurrent large circumscribed areas of subcutaneous edema; onset is sudden and it disappears within 24 hours; seen mainly in young women, often as an allergic reaction to food or drugs
periodic motion
— Noun
– English
～ motion that recurs over and over and the period of time required for each recurrence remains the same
periodic movement
— Noun
– English
～ motion that recurs over and over and the period of time required for each recurrence remains the same