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lucida

American  
[loo-si-duh] / ˈlu sɪ də /

noun

Astronomy.

plural

lucidae
  1. the brightest star in a constellation.


Etymology

Origin of lucida

First recorded in 1720–30; from New Latin, special use of Latin lūcida (stella) “bright (star),” feminine of lūcidus “bright, shining, lucid”; see origin at low 3

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The visual trick may have been created by the artist’s use of a common optical viewing aid called a camera lucida.

From Los Angeles Times • Mar. 4, 2025

Precisely ground, the mirrors were able to start fires and project images onto flat surfaces, camera lucida fashion.

From "1491" by Charles C. Mann

Suma risum, Magdalena, Frons nitescat lucida; Denigravit omnis pœna, Lux coruscat fulgida; Christus nondum liberavit, Et de morte triumphavit: Alleluia resonet!

From Chronicles of the Schonberg-Cotta Family by Charles, Elizabeth Rundle

For minute species, camera lucida drawings of the spores, together with their measurements, will add greatly to the practical value of a collection.

From Fungi: Their Nature and Uses by Cooke, M. C. (Mordecai Cubitt)

About the beginning of the 19th century Dr Wollaston invented a simple form of the camera lucida which gives bright and erect images.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 1 "Calhoun" to "Camoens" by Various