carina

¹ American  

[kuh-rahy-nuh, -ree-] / kəˈraɪ nə, -ˈri- /

noun

plural

carinas, carinae

1. Zoology. a keellike part or ridge, especially a ridge of bone on the ventral side of the sternum of birds.

2. Botany. the two conjoined lower petals of a pea or bean flower that enclose the stamen and style.

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Carina ² American  

[kuh-rahy-nuh, kuh-ree-nuh, -rahy-] / kəˈraɪ nə, kəˈri nə, -ˈraɪ- /

noun

genitive

Carinae

1. Astronomy. the Keel, a southern constellation, containing the bright star, Canopus: one of the constellations into which Argo is divided.

2. a female given name, form of Carin.

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Carina ¹ British  

/ kəˈriːnə, -ˈraɪ- /

noun

1. a large conspicuous constellation in the S hemisphere close to the Southern Cross that contains Canopus, the second brightest star in the sky. It was originally considered part of Argo

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carina ² British  

/ kəˈriːnə, -ˈraɪ- /

noun

1. a keel-like part or ridge, as in the breastbone of birds or the fused lower petals of a leguminous flower

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Other Word Forms

• carinal adjective

Etymology

Origin of carina¹

1695–1705; < Latin: keel; careen

Origin of Carina²

First recorded in 1695–1705

Example Sentences

The carina is the last tracheal cartilage and forms a cartilage division between the two bronchi.

From Textbooks • Jan. 1, 2015

The inferior end of the trachea divides into right and left bronchi at an area known as the carina.

From Textbooks • Jan. 1, 2015

The carina is a raised structure that contains specialized nervous tissue that induces violent coughing if a foreign body, such as food, is present.

From Textbooks • Jun. 19, 2013

Description.—The capitulum is not much compressed, a horizontal section giving an oval figure; it is placed obliquely on the peduncle, the scuta descending lower than the terga and carina.

From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles

In a half-grown specimen, with a capitulum only 3/10ths of an inch long, all the lower valves were considerably larger in proportion to the scuta, terga, and carina, than in full-grown individuals.

From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles