purple martin(n = noun.animal) progne subis - large North American martin of which the male is blue-black;
is a kind of martin
is a member of genus progne, progne

banded purple, bank martin, charles martin hall, dean martin, early purple orchid, house martin, jean martin charcot, late purple aster, martin, martin buber, martin cline, martin heidegger, martin heinrich klaproth, martin luther, martin luther king, martin luther king day, martin luther king jr's birthday, martin luther king jr., martin scorsese, martin v, martin van buren, mary martin, order of the purple heart, purple, purple amaranth, purple anise, purple apricot, purple avens, purple bacteria, purple beech, purple boneset, purple chinese houses, purple clematis, purple clover, purple cress, purple emperor, purple finch, purple fringeless orchid, purple fringeless orchis, purple gallinule, purple grackle, purple granadillo, purple ground cherry, purple heart, purple heather, purple loco, purple locoweed, purple loosestrife, purple milk vetch, purple mullein, purple nightshade, purple onion, purple orchis, purple osier, purple passage, purple pea, purple poppy mallow, purple rock brake, purple sage, purple sanicle, purple saxifrage, purple silkweed, purple strawberry guava, purple trillium, purple velvet plant, purple virgin's bower, purple willow, red-spotted purple, reddish purple, retinal purple, royal purple, saint martin, sand martin, sir martin frobisher, st. martin, steve martin, texas purple spike, tree martin, tyrian purple, visual purple