Words, grammatical forms and meanings linked to the ontology.
1d en · NOUN · etymology 1
Etymology
From 1 + d (“old penny”).
Meanings
(Ireland, UK, abbreviation, alt-of, historical) Abbreviation of one penny (a coin with the value of 1 pence/penny; 1/240th of a pound, in pre-decimalisation currency, never used for 'one new penny').