4B
noun1
UK A grade of pencil with lead that makes darker marks than a pencil grade 3B but lighter marks than a pencil of grade 5B; a pencil with very soft lead.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
UK A grade of pencil with lead that makes darker marks than a pencil grade 3B but lighter marks than a pencil of grade 5B; a pencil with very soft lead.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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