groundbreaker
- n someone who helps to open up a new line of research or technology or art
groundbreaking ceremony
- n the ceremonial breaking of the ground to formally begin a construction project
groundcover
- n low-growing plants planted in deep shade or on a steep slope where turf is difficult to grow
- n small plants other than saplings growing on a forest floor
groundfish
- n fish that live on the sea bottom (particularly the commercially important gadoid fish like cod and haddock, or flatfish like flounder)
groundhog day
- n if the ground hog emerges and sees his shadow on this day, there will be 6 more weeks of winter
grounding
- n education or instruction in the fundamentals of a field of knowledge
a good grounding in mathematics - n fastening electrical equipment to earth
- v fix firmly and stably
- v confine or restrict to the ground
- v place or put on the ground
- v instruct someone in the fundamentals of a subject
- v bring to the ground
- v hit or reach the ground
- v throw to the ground in order to stop play and avoid being tackled behind the line of scrimmage
- v hit a groundball
- v hit onto the ground
- v cover with a primer; apply a primer to
- v connect to a ground
- v use as a basis for; found on
groundkeeper
- n someone who maintains the grounds (of an estate or park or athletic field)
groundlessness
- n the quality of lacking substance or value
the groundlessness of their report was quickly recognized
groundling
- n in Elizabethan theater: a playgoer in the cheap standing section
groundmass
- n (geology) the matrix of fine-grained crystalline material in which larger crystals are embedded
groundnut
- n a North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans
- n nutlike tuber; important food of Native Americans
- n pod of the peanut vine containing usually 2 nuts or seeds; `groundnut' and `monkey nut' are British terms
groundnut oil
- n an oil from peanuts; used in cooking and making soap