| gravel |
annoy: cause annoyance in; disturb, especially by minor irritations; "Mosquitoes buzzing in my ear really bothers me"; "It irritates me that she never closes the door after she leaves" cover with gravel; "We gravelled the driveway" rock fragments and pebbles perplex: be a mystery or bewildering to; "This beats me!"; "Got me--I don't know the answer!"; "a vexing problem"; "This question really stuck me" grating: unpleasantly harsh or grating in sound; "a gravelly voice"
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| gram calorie |
calorie: unit of heat defined as the quantity of heat required to raise the temperature of 1 gram of water by 1 degree centigrade at atmospheric pressure
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| gram molecule |
the molecular weight of a substance expressed in grams; the basic unit of amount of substance adopted under the Systeme International d'Unites
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| Gram stain |
Gram's method: a staining technique used to classify bacteria; bacteria are stained with gentian violet and then treated with Gram's solution; after being decolorized with alcohol and treated with safranine and washed in water, those that retain the gentian violet are Gram-positive and those that do not retain it are Gram-negative
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| gram-negative |
(of bacteria) being of or relating to a bacterium that does not retain the violet stain used in Gram's method
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