noun A type of comedo, manifesting as a small whitish bump of the skin due to retention of sebum and dead skin cells in a skin pore blocked by a thin layer of epithelium.
Ruth knew that the whiteheads of her teenage acne were a temporary state of affairs, but that did nothing to quell her distress when an eruption hit just before prom.
noun A species of passerine bird, endemic to New Zealand (Mohoua albicilla).
noun The blue-winged snow goose, Anser caerulescens caerulescens.
noun The surf scoter duck.
noun A domestic pigeon of a particular breed; a white-tailed monk.