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(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium. )
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: The ketotetrose (R)-1,3,4-trihydroxybutan-2-one used in some artificial tanning preparations Full definition →
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium. )
Etymology from Wiktionary, CC BY-SA 4.0.