tricenary

noun tri·ce·nary \ ˈtrīsᵊnˌerē , ˈtris- ; trīˈsenərē , -ˈsēn- \

Definition of tricenary

plural -es

: trental

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Origin and Etymology of tricenary

Medieval Latin tricenarium

tricenary

adjective \ " \

Definition of tricenary

1 : having or lasting 30 days

a tricenary month

2 : based on the number 30

a tricenary scale

Origin and Etymology of tricenary

Latin tricenarius of thirty, from triceni thirty each + -arius -ary; akin to Latin triginta thirty, Greek triakonta, Sanskrit trimśat thirty, Latin tres three