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an·nu·late / ˈanyəlit; -ˌlāt/ • adj. chiefly Zool. having rings; marked with or formed of rings: an annulate worm. DERIVATIVES: an·nu·lat·ed adj. an·nu·la·tion / ˌanyəˈlāshən/ n.
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Annual Permit Limits for Nitrogen and Phosphorus for Permits Designed to Protect Chesapeake Bay and Its Tidal Tributaries from Excess Nutrient Loading under the National Pollutant Discharge Elimination System