double letter
noun1
Media, Printing, Publishing Two letters on one shank; a ligature.
2
An item of mail requiring double postage.
noun — 2 senses
Media, Printing, Publishing Two letters on one shank; a ligature.
An item of mail requiring double postage.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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