interlunation

American

[in-ter-loo-ney-shuhn] / ˌɪn tər lʊˈneɪ ʃən /

noun

the interlunar period.

interlunation British

/ ˌɪntəlʊˈneɪʃən /

noun

the period between the old and new moons during which the moon is invisible See new moon

"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

Other Word Forms

interlunar

adjective

Etymology

Origin of interlunation

First recorded in 1805–15; inter- + lunation

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023