grounder ground ball groundball hopper | (baseball) a hit that travels along the ground |
ground stroke | a tennis return made by hitting the ball after it has bounced once |
dark ground illumination dark field illumination | a form of microscopic examination of living material by scattered light, specimens appear luminous against a dark background |
reproduction procreation breeding facts of life | the sexual activity of conceiving and bearing offspring |
breeding | the production of animals or plants by inbreeding or hybridization |
cattle breeding | breeding cattle |
dog breeding | breeding dogs |
horse breeding | breeding horses |
ground attack | an attack by ground troops |
breeding bringing up fostering fosterage nurture raising rearing upbringing | helping someone grow up to be an accepted member of the community, they debated whether nature or nurture was more important |
bacteria bacterium | (microbiology) singleelled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission, important as pathogens and for biochemical properties, taxonomy is difficult, often considered to be plants |
bacteria order | an order of bacteria |
bacteria family | a family of bacteria |
bacteria genus | a genus of bacteria |
bacteria species | a species of bacteria |
eubacteria eubacterium true bacteria | a large group of bacteria having rigid cell walls, motile types have flagella |
phototrophic bacteria phototropic bacteria | green and purple bacteria, energy for growth is derived from sunlight, carbon is derived from carbon dioxide or organic carbon |
purple bacteria | free-living Gram-negative pink to purplish-brown bacteria containing bacteriochlorophyll |
ring rot bacteria Pseudomonas solanacearum | causes brown rot in tomatoes and potatoes and tobacco etc |
nitric bacteria nitrobacteria | soil bacteria that convert nitrites to nitrates |
nitrosobacteria nitrous bacteria | soil bacteria that oxidize ammonia to nitrites |
thiobacteria sulphur bacteria sulfur bacteria | any bacterium of the genus Thiobacillus |
enteric bacteria enterobacteria enterics entric | rod-shaped Gram-negative bacteria, most occur normally or pathogenically in intestines of humans and other animals |
endospore-forming bacteria | a group of true bacteria |
potato scab bacteria Streptomyces scabies | cause of a potato disease characterized by brownish corky tissue |
penicillinesistant bacteria | bacteria that are unaffected by penicillin |
pus-forming bacteria | bacteria that produce pus |
myxobacteria myxobacterium myxobacter gliding bacteria slime bacteria | bacteria that form colonies in self-produced slime, inhabit moist soils or decaying plant matter or animal waste |
ground-shaker seismosaur | huge herbivorous dinosaur of the Cretaceous found in western North America |
ground snake Sonora semiannulata | small shy brightlyinged terrestrial snake of arid or semiarid areas of western North America |
eastern ground snake Potamophis striatula Haldea striatula | in some classifications placed in genus Haldea, small reddish-grey snake of eastern North America |
ground rattler massasauga Sistrurus miliaris | small pygmy rattlesnake |
ground roller | Madagascan roller with terrestrial and crepuscular habits that feeds on e.g. insects and worms |
ground beetle carabid beetle | predacious shining black or metallic terrestrial beetle that destroys many injurious insects |
ground squirrel gopher spermophile | any of various terrestrial burrowing rodents of Old and New Worlds, often destroy crops |
mantled ground squirrel Citellus lateralis | common black-striped reddish-brown ground squirrel of western North America, resembles a large chipmunk |
flickertail Richardson ground squirrel Citellus richardsoni | of sagebrush and grassland areas of western United States and Canada |
Arctic ground squirrel parka squirrel Citellus parryi | large ground squirrel of the North American far north |
eastern chipmunk hackee striped squirrel ground squirrel Tamias striatus | small striped semiterrestrial eastern American squirrel with cheek pouches |
barren ground caribou Rangifer arcticus | of tundra of northern Canada, in some classifications included in the species Rangifer tarandus |
ground sloth megathere | gigantic extinct terrestrial sloth-like mammal of the Pliocene and Pleistocene in America |
air-to-ground missile air-to-surface missile | a missile designed to be launched from an airplane at a target on the ground |
anchor ground tackle | a mechanical device that prevents a vessel from moving |
bacteria bed | layer of sand or gravel used to expose sewage effluent to air and the action of microorganisms |
flat coat ground primer priming primer coat priming coat undercoat | the first or preliminary coat of paint or size applied to a surface |
ground | (art) the surface (as a wall or canvas) prepared to take the paint for a painting |
ground earth | a connection between an electrical device and a large conducting body, such as the earth (which is taken to be at zero voltage) |
ground bait | bait scattered on the water to attract fish |
ground cable | a mooring cable, runs from a buoy to a mooring anchor |
ground control | a communication system for sending continuous radio messages to an airplane pilot who is making a groundontrolled approach to landing |