Dictionary.com

decalage

[ dey-kuh-lahzh ]
/ ˌdeɪ kəˈlɑʒ /
Save This Word!

noun
the difference between the angles of incidence of the upper and lower wings of a biplane: A biplane has positive decalage if the angle of incidence of the upper wing is greater than that of the lower wing and negative decalage when the lower wing has the greater angle.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of decalage

From French décalage “a shift, gap, displacement,” from décaler “to offset, shift” (from dé- de- + caler “to fill up, wedge,” from cale “a wedge”) + -age -age
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
FEEDBACK