serving to distinguish or identify a species or group; "the distinguishing mark of the species is its plumage"; "distinctive tribal tattoos"; "we were asked to describe any identifying marks or distinguishing features"
(of animals especially human beings) having arrived at the onset of puberty (the age at which sex glands become functional) but not yet fully mature; "the budding breasts of a pubescent girl and the downy chin of pubescent boy"
(mathematics, logic) such that the arguments or roles can be interchanged; "the arguments of the symmetric relation, `is a sister of,' are interchangeable"
having a play of lustrous rainbow-like colors; "an iridescent oil slick"; "nacreous (or pearlescent) clouds looking like mother-of-pearl"; "a milky opalescent (or opaline) luster"
with extreme care or delicacy; "they proceeded with gingerly footwork over the jagged stones"; "the issue was handled only in a gingerly way"- W.S.White
in a gingerly manner; "gingerly I raised the edge of the blanket"
(of twins) derived from a single egg or ovum; "identical twins are monovular"
coinciding exactly when superimposed; "identical triangles"
having properties with uniform values along all axes
exactly alike; incapable of being perceived as different; "rows of identical houses"; "cars identical except for their license plates"; "they wore indistinguishable hats"
being the exact same one; not any other:; "this is the identical room we stayed in before"; "the themes of his stories are one and the same"; "saw the selfsame quotation in two newspapers"; "on this very spot"; "the very thing he said yesterday"; "the very man I want to see"
not capable of being distinguished or differentiated; "the two specimens are actually different from each other but the differences are almost indistinguishable"; "the twins were indistinguishable"; "a colorless person quite indistinguishable from the colorless mass of humanity"
having or showing appreciation or a favorable critical judgment or opinion; "appreciative of a beautiful landscape"; "an appreciative laugh from the audience"
feeling or expressive of gratitude; "was appreciative of his efforts"; "an appreciative word"