Black (a.) Destitute of light, or incapable of reflecting it |
Black (a.) In a less literal sense: Enveloped or shrouded in darkness |
Black (a.) Fig.: Dismal, gloomy, or forbidding, like darkness |
Black (a.) Expressing menace, or discontent |
Black (adv.) Sullenly |
Black (n.) That which is destitute of light or whiteness |
Black (n.) A black pigment or dye. |
Black (n.) A negro |
Black (n.) A black garment or dress |
Black (n.) Mourning garments of a black color |
Black (n.) The part of a thing which is distinguished from the rest by being black. |
Black (n.) A stain |
Black (a.) To make black |
Black (a.) To make black and shining, as boots or a stove, by applying blacking and then polishing with a brush. |
Black art () The art practiced by conjurers and witches |
Black-a-vised (a.) Dark-visaged |
Black bass () An edible, fresh-water fish of the United States, of the genus Micropterus. the small-mouthed kind is M. dolomiei |
Black bass () The sea bass. See Blackfish, 3. |
Black book () One of several books of a political character, published at different times and for different purposes |
Black book () A book compiled in the twelfth century, containing a description of the court of exchequer of England, an official statement of the revenues of the crown, etc. |
Black book () A book containing details of the enormities practiced in the English monasteries and religious houses, compiled by order of their visitors under Henry VIII., to hasten their dissolution. |
Black book () A book of admiralty law, of the highest authority, compiled in the reign of Edw. III. |
Black book () A book kept for the purpose of registering the names of persons liable to censure or punishment, as in the English universities, or the English armies. |
Black book () Any book which treats of necromancy. |
Black-browed (a.) Having black eyebrows. Hence: Gloomy |
Black death () A pestilence which ravaged Europe and Asia in the fourteenth century. |
Black-eyed (a.) Having black eyes. |
Black-faced (a.) Having a black, dark, or gloomy face or aspect. |
Black friar () A friar of the Dominican order |
Black-hearted (a.) Having a wicked, malignant disposition |
Black hole () A dungeon or dark cell in a prison |
Black-jack (n.) A name given by English miners to sphalerite, or zinc blende |
Black-jack (n.) Caramel or burnt sugar, used to color wines, spirits, ground coffee, etc. |
Black-jack (n.) A large leather vessel for beer, etc. |
Black-jack (n.) The Quercus nigra, or barren oak. |
Black-jack (n.) The ensign of a pirate. |
Black lead () Plumbago |
Black letter () The old English or Gothic letter, in which the Early English manuscripts were written, and the first English books were printed. It was conspicuous for its blackness. See Type. |
Black-letter (a.) Written or printed in black letter |
Black-letter (a.) Given to the study of books in black letter |
Black-letter (a.) Of or pertaining to the days in the calendar not marked with red letters as saints' days. Hence: Unlucky |
Black Monday () Easter Monday, so called from the severity of that day in 1360, which was so unusual that many of Edward III.'s soldiers, then before Paris, died from the cold. |
Black Monday () The first Monday after the holidays |
Black monk () A Benedictine monk. |
Black-mouthed (a.) Using foul or scurrilous language |
Black pudding () A kind of sausage made of blood, suet, etc., thickened with meal. |
Black Rod () the usher to the Chapter of the Garter, so called from the black rod which he carries. He is of the king's chamber, and also usher to the House of Lords. |
Black Rod () An usher in the legislature of British colonies. |
Black salts () Crude potash. |
Black snake (n.) Alt. of Blacksnake |
hearts Black Maria | a form of whist in which players avoid winning tricks containing hearts or the queen of spades |
family practice family medicine | medical practice that provides health care regardless of age or sex while placing emphasis on the family unit |
family therapy | any of several therapeutic approaches in which a family is treated as a whole |
natural family planning | any of several methods of family planning that do not involve sterilization or contraceptive devices or drugs, coitus is avoided during the fertile time of a woman's menstrual cycle |
birth control birth prevention family planning | limiting the number of children born |
basal body temperature method of family planning basal body temperature method | natural family planning in which the fertile period of the woman's menstrual cycle is inferred by noting the rise in basal body temperature that typically occurs with ovulation |
ovulation method of family planning ovulation method | natural family planning in which the fertile period is inferred from changes in the character and quantity of cervical mucus, ovulation is marked by an increase in mucus that becomes sticky and then clearer and slippery |
black operation | a covert operation not attributable to the organization carrying it out |
black market | an illegal market in which goods or currencies are bought and sold in violation of rationing or controls |
scavenger | any animal that feeds on refuse and other decaying organic matter |
bacteria family | a family of bacteria |
Rhizobiaceae family Rhizobiaceae | a small family of rod-shaped bacteria |
Bacillaceae family Bacillaceae | typically rod-shaped usually Gram-positive bacteria that produce endospores |
Myxophyceae family Myxophyceae Schizophyceae family Schizophyceae | former terms for Cyanophyceae |
Nostocaceae family Nostocaceae | blue-green algae |
Oscillatoriaceae family Oscillatoriaceae | blue green algae |
Pseudomonodaceae family Pseudomonodaceae | rod-shaped Gram-negative bacteria, include important plant and animal pathogens |
Athiorhodaceae family Athiorhodaceae | small motile sulphur bacteria |
Nitrobacteriaceae family Nitrobacteriaceae | usually rod-shaped bacteria that oxidize ammonia or nitrites: nitrobacteria |
Thiobacteriaceae family Thiobacteriaceae | free-living coccoid to rod-shaped bacteria that derive energy from oxidizing sulfur or sulfur compounds |
Spirillaceae family Spirillaceae | rigid spirally curved elongate bacteria |
Bacteroidaceae family Bacteroidaceae | family of bacteria living usually in the alimentary canal or on mucous surfaces of warm-blooded animals, sometimes associated with acute infective processes |
Corynebacteriaceae family Corynebacteriaceae | a large family of mostly Gram-positive and aerobic and nonmotile rod-shaped bacteria of the order Eubacteriales |
Enterobacteriaceae family Enterobacteriaceae | a large family of Gram-negative rod-shaped bacteria of the order Eubacteriales |
Rickettsiaceae family Rickettsiaceae | microorganism resembling bacteria inhabiting arthropod tissues but capable of causing disease in vertebrates |
Chlamydiaceae family Chlamydiaceae | Gram-negative parasites in warm-blooded vertebrates |
Mycoplasmataceae family Mycoplasmataceae | pleomorphic Gram-negative nonmotile microorganism similar to both viruses and bacteria, parasitic in mammals |
Actinomycetaceae family Actinomycetaceae | filamentous anaerobic bacteria |
Streptomycetaceae family Streptomycetaceae | higher bacteria typically aerobic soil saprophytes |
Mycobacteriaceae family Mycobacteriaceae | a family of bacteria |
Polyangiaceae family Polyangiaceae Myxobacteriaceae family Myxobacteriaceae | bacteria living mostly in soils and on dung |
Micrococcaceae family Micrococcaceae | spherical or elliptical usually aerobic eubacteria that produce yellow or orange or red pigment, includes toxin-producing forms as well as harmless commensals and saprophytes |
Lactobacillaceae family Lactobacillaceae Lactobacteriaceae family Lactobacteriaceae | lactic acid bacteria and important pathogens, bacteria that ferment carbohydrates chiefly into lactic acid |
Spirochaetaceae family Spirochaetaceae | large coarsely spiral bacteria, free-living in fresh or salt water or commensal in bodies of oysters |
Treponemataceae family Treponemataceae | small spirochetes some parasitic or pathogenic |
protoctist family | any of the families of Protoctista |
Endamoebidae family Endamoebidae | a large family of endoparasitic amebas that invade the digestive tract |
Globigerinidae family Globigerinidae | a family of protoctists |
Nummulitidae family Nummulitidae | a family of fossil protoctists |
Arcellidae family Arcellidae | soil and freshwater protozoa, cosmopolitan in distribution |
Tribonemaceae family Tribonemaceae | simple filamentous freshwater yellow-green algae |
Laminariaceae family Laminariaceae | large family of marine brown algae including many economically important large kelps chiefly of northern waters |
Fucaceae family Fucaceae | small family of brown algae: gulfweeds, rockweeds |
bladderwrack black rockweed bladder fucus tang Fucus vesiculosus | a common rockweed used in preparing kelp and as manure |
Euglenaceae family Euglenaceae | considered green algae |
Ulvaceae family Ulvaceae sea-lettuce family | thin flat or tubular green algae |
Volvocaceae family Volvocaceae | unicellular or colonial biflagellate free-swimming flagellates |
Chlamydomonadaceae family Chlamydomonadaceae | green algae some of which are colored red by hematochrome |
Zygnemataceae family Zygnemataceae | pond scums: common freshwater algae forming green slimy masses |
Oedogoniaceae family Oedogoniaceae | filamentous green algae |