What does "airgraph" mean?

A form of airmail used to send messages to servicemen during the Second World War.

Airgraph

Common synonyms include: billet doux, bull, dead letter, encyclical, letter of credit, letters of marque.

noun

noun ·Rare ·Advanced level

Noun

1
A form of airmail used to send messages to servicemen during the Second World War. UK, historical
"A recent airgraph from the G.I.P. Railway to "The Railway Magazine""

"A recent airgraph from the G.I.P. Railway to "The Railway Magazine""

From air + -graph.