[kot-n-woo d] /ˈkɒt nˌwʊd/

any of several American poplars, as Populus deltoides, having toothed, triangular leaves and cottonlike tufts on the seeds.
any of several North American poplars, esp Populus deltoides, whose seeds are covered with cottony hairs
Also called tauhinu. a native New Zealand shrub, Cassinia leptophylla, with daisy-like flowers


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  • Cotton-wool patches

    cotton-wool patches pl.n. Accumulations of cytoplasmic debris in the retina that appear as white opacities and are especially seen in hypertensive retinopathy. Also called cotton-wool spots.

  • Cottony

    [kot-n-ee] /ˈkɒt n i/ adjective 1. of or like ; soft. 2. covered with a down or nap resembling .

  • Cottony-cushion scale

    [kot-n-ee koo sh-uh n] /ˈkɒt n i ˈkʊʃ ən/ noun 1. a scale insect, Icerya purchasi, native to Australia, now a common pest in the citrus-growing regions of California. noun 1. a small scale insect, Icerya purchasi, that is a pest of citrus trees in California: it is controlled by introducing an Australian ladybird, Rodolia […]

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