math grenade
math grenade · math grenades
The Curta, a cylindrical hand-held mechanical calculator invented in the 1930sThe Curta, a cylindrical hand-held mechanical calculator invented in the 1930s.
Meaning
1 senses(historical, slang)The Curta, a cylindrical hand-held mechanical calculator invented in the 1930s.
Origin
From its resemblance to a grenade, the weapon.From its resemblance to a grenade, the weapon.
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Forms
plural: math grenades| Singular | math grenade |
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