| underwinding | The effect of negative supercoiling on a structure of DNA. (05 Mar 2000) |
|---|---|
| underwing | 1. <zoology> One of the posterior wings of an insect. 2. <zoology> Any one of numerous species of noctuid moths belonging to Catocala and allied genera, in which the hind wings are banded with red and black or other conspicuous colours. Many of the species are called red underwing. Source: Websters Dictionary (01 Mar 1998) |
| underwood | Small trees and bushes that grow among large trees; coppice; underbrush; formerly used in the plural. "Shrubs and underwoods look well enough while they grow within the shade of oaks and cedars." (Addison) Source: Websters Dictionary (01 Mar 1998) |
| Underwood's disease | A severe, sometimes fatal, disorder of adipose tissue occurring chiefly in preterm or debilitated infants suffering from an underlying illness and manifested by a diffuse, nonpitting induration of the affected tissue. The skin becomes cold, yellowish, mottled, and inflexible. (12 Dec 1998) |