decennial

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decennial

(dĭ-sĕn′ē-ĭl) [L. decennium, period of ten years]
Occurring every tenth year. Some booster vaccinations, e.g., against tetanus and diphtheria, were traditionally administered one decade after the prior dose.
References in periodicals archive ?
Decennially or more often, they examine the entire institution on thousands of criteria, including faculty qualifications, resources, admission and graduation rates, assessment processes, and curricula.
Using state-level data observed decennially, from 1840 to 1860, it finds that the states that spent themselves into debt did not advance the development of their railroad networks, but that those that adopted amendments to their state constitutions restricting borrowing, investment, loan guarantees, and the like did.
Variable forms of representation are featured--a president elected nationally for a four-year term, renewable once; senators elected singly from states for six-year renewable terms; representatives elected by decennially redrawn districts within states for renewable two-year terms; and throngs of state and local executives, legislators, and even judges elected for variable term lengths and limits.
Based on the available information about crude death rates and the percentage of the population aged 65 years and over, which is available for the whole country decennially from 1851 and for Quebec from 1831, Bourbeau and Legare have produced the following table for life expectancy at birth ([e.