Crucis

[ kroo-sis ]

/ ˈkru sɪs /

noun Astronomy.

genitive of Crux.

Origin of Crucis

From Latin

Definition for crucis (2 of 2)

Crux

[ kruhks ]

/ krʌks /

noun, genitive Cru·cis [kroo-sis] /ˈkru sɪs/. Astronomy.

Southern Cross.

Origin of Crux

< Latin: a cross

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for crucis

The brightest of these, α Crucis, is of the first magnitude.
Astronomy of To-day|Cecil G. Dolmage
Bacon would have well understood this; it is he who invented the phrase Experimentum crucis.
The Foundations of Science: Science and Hypothesis, The Value of Science, Science and Method|Henri Poincar
The town of Crucis is a place very similar to Gorgona, but not so large.
History of the State of California|John T. Frost
Cernitur in ea qudarn Dominic crucis portio, (sicut spe multorum miraculorum argumento probatum est).
Notes and Queries, Number 55, November 16, 1850|Various

British Dictionary definitions for crucis (1 of 2)

Crux

/ (krʌks) /

noun Latin genitive Crucis (ˈkruːsɪs)

the more formal name for the Southern Cross

British Dictionary definitions for crucis (2 of 2)

crux

/ (krʌks) /

noun plural cruxes or cruces (ˈkruːsiːz)

a vital or decisive stage, point, etc (often in the phrase the crux of the matter)

a baffling problem or difficulty

mountaineering the most difficult and often decisive part of a climb or pitch

a rare word for cross

Word Origin for crux

C18: from Latin: cross

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for crucis