interwar

• inter-war

From inter- +‎ war.

interwar (not comparable)

1. During or relating to the period of time between two wars, especially the two World Wars (1919–1939).

   His family emigrated to America in the interwar years.

   • 1995, John Frank Williams, The Quarantined Culture: Australian Reactions to Modernism, 1913–1939, page 219:

     But while there remains a considerable degree of consensus that the consequence of apparently losing the plot sometime between 1914 and 1918 was the cultural and economic malaise of the 1920s and 1930s, there are still some who look back on the interwar years less with criticism than with nostalgia.

   • 2019, Julia Skinner, “The Empire and the Teacup”, in Afternoon Tea: A History, Lanham, Md.: Rowman & Littlefield, →ISBN, page 54:

     One sample menu from the interwar period includes cream cheese and pimento sandwiches, buttered crumpets, coffee éclairs, chocolate sponge roll, buttered date and walnut loaf, maid-of-honor tarts, and queen cakes.

With reference to the World Wars, interwar (between the end of World War I in 1918 and the outbreak of World War II in 1939) is contrasted with pre-war (before the outbreak of World War I in 1914) and post-war (after the end of World War II in 1945).

• (between the World Wars, prior to World War II): pre-war (in some uses, like pre-war Germany)

• pre-war
• post-war