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grosbeak

(Encyclopedia) grosbeakgrosbeakgrōsˈbēk [key] [great beak], common name for various members of the family Fringillidae (finch family). Grosbeaks are characterized by their large conical bills. The…

vertigo

(Encyclopedia) vertigovertigovûrˈtĭgō [key], sensations of moving in space or of objects moving about a person and the resultant difficulty in maintaining equilibrium. True vertigo, as distinguished…

bulbul, in zoology, bird

(Encyclopedia) bulbulbulbulb&oobreve;lˈb&oobreve;l [key], bird, common name for members of the family Pycnonotidae, comprising 119 species of medium-sized, dull-colored passerine birds with…

stickleback

(Encyclopedia) stickleback, common name for members of the family Gasterosteidae, small fishes, widely distributed in both fresh- and saltwaters of the Northern Hemisphere. Sticklebacks range from 11…

mutual fund

(Encyclopedia) mutual fund, in finance, investment company or trust that has a very fluid capital stock. It is unique in that at any time it can sell or redeem any of its outstanding shares at net…

inclosure

(Encyclopedia) inclosure or enclosure, in British history, the process of inclosing (with fences, ditches, hedges, or other barriers) land formerly subject to common rights. Such land included fields…

sunfish

(Encyclopedia) sunfish, common name for members of the family Centrachidae, comprising numerous species of spiny-finned, freshwater fishes with deep, laterally flattened bodies found in temperate…

amplifier

(Encyclopedia) amplifier, device that accepts a varying input signal and produces an output signal that varies in the same way as the input but has a larger amplitude. The input signal may be a…

brittlestar

(Encyclopedia) brittlestar, common name for echinoderms belonging to the class Ophiuroidea. The name is derived from their habit of breaking off arms as a means of defense. New arms are easily…

kingfish

(Encyclopedia) kingfish, common name for several fishes, among them certain membeers of the croaker and pompano families.