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 [kah-ri´nah] (pl. cari´nae) (L.)
a ridgelike structure.
carina tra´cheae a downward and backward projection of the lowest tracheal cartilage, forming a ridge between the openings of the right and left principal bronchi.
carina urethra´lis vagi´nae the column of rugae in the lower anterior wall of the vagina, immediately below the urethra.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


, pl.


(kă-rī'nă, -rī'nē),
1. In humans, a term applied or applicable to several anatomic structures forming a projecting central ridge.
2. That portion of the sternum in a bird, bat, or mole that serves as the origin of the pectoral muscles; it is not found in flightless birds or in most mammals.
[L. the keel of a boat]
Farlex Partner Medical Dictionary © Farlex 2012


(kə-rī′nə, -rē′-)
n. pl. cari·nae (-nē)
A keel-shaped ridge or structure, such as that on the breastbone of a bird or of the fused lower two petals of flowers of many members of the pea family.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.


,pl. carinae (kă-rī'nă, -nē)
A term applied to anatomic structures forming a projecting central ridge.
[L. the keel of a boat]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


(ka-ri'na) plural.carinae [L., keel of a boat]
A structure with a projecting central ridge.

carina nasi

The nasal carina.

nasal carina

Olfactory nasal sulcus.
Enlarge picture
CARINA OF THE TRACHEA: seen bronchoscopically

carina of the trachea

The ridge at the lower end of the trachea separating the openings of the two primary bronchi.
See: illustration

carina tracheae

The carina of the trachea.

carina of the urethra

The ridge extending posteriorly from the urethral orifice and continuous with the anterior column of the vagina.

carina urethralis

The carina of the urethra.
Medical Dictionary, © 2009 Farlex and Partners


Any keel-shaped ridge in the body, especially the ridge formed where the TRACHEA divides into the two bronchi.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005




  1. the keel-shaped edge of a leguminous flower, consisting of two fused lower petals. This may have a role in pollination, acting, for example, as a landing platform for bees.
  2. the breast-bone of a bird.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
In another story, Carine received the best actress award at BIAF earlier this year and was accompanied by her daughter Nadia to the ceremony.
Before joining Nua Group, Carine was the President of NASDAQ Private Market Equity Solutions, CEO of EASi (now Certent), founder and CEO of Global Shares, Partner at PwC, Director of Strategic Planning at Morgan Stanley, and Leader of Global Stock Plan Services at Towers Watson.
CHARITY CHAMPS | Names: Carine Johnson, Serenna Mackenzie, Edward Wilcox, George Hart | Occupation: Aston University graduates | Home town: Birmingham | Brief Description: Four previous Business students - Carine, Serenna, Edward and George - held a wine tasting evening, quiz and silent auction, which raised PS1,165 for Birmingham Children's Hospital Charity.
Carine's description of this dynamic is even-handed and the more horrific for it.
The NK apartments have entered their next phase and, if Carine's experience is anything to go by, there are going to be a lot more satisfied buyers.
Pointing to the unavailability of franchising law in most of the countries in the region, Carine added that despite the popularity of franchise businesses in the region, many Arab countries still don't have a law dedicated to regulating franchise agreements."
More than 250 of the jobs are full-time, while 197 are part-time and 311 are contract or seasonal positions, said Carine Ronen, a director at Fonkoze, Haiti's alternative bank for the organized poor.
CARINE Roitfeld (above) wears controversy as effortlessly as some women wear perfume.
(Left to right) At the back are FredKazandjian, Carine Pienaar, Hermien Coetzee, Howard Duminy and Wilma Schlenther.
The International Committee of the Red Cross transported the body of 3 year-old Carine George Nohra across the border with Israel and handed over the corpse to the Lebanese Red Cross,
Carine is not your typical first-grader - she spends a lot of her time preparing for pageants.
Film-maker Carine Adler had the numbers and addresses of ministers including Gordon Brown, Tony Blair and Jack Straw on her phone organiser.