Hubble's law
— Noun
– English
～ (astronomy) the generalization that the speed of recession of distant galaxies (the red shift) is proportional to their distance from the observer
Hooke's law
— Noun
– English
～ (physics) the principle that (within the elastic limit) the stress applied to a solid is proportional to the strain produced
Henry's law
— Noun
– English
～ (chemistry) law formulated by the English chemist William Henry; the amount of a gas that will be absorbed by water increases as the gas pressure increases
Heaviside layer
— Noun
– English
～ a region of the ionosphere (from 50 to 90 miles up) that reflects radio waves of medium length
horny layer
— Noun
– English
～ the outermost layer of the epidermis consisting of dead cells that slough off
Henry le Chatelier
— Noun
– English
～ French chemist who formulated Le Chatelier's principle (1850-1936)
hard lead
— Noun
– English
～ unrefined lead that is hard because of the impurities it contains
hard lead
— Noun
– English
～ a lead alloy that contains about 5% antimony
Huddie Leadbetter
— Noun
– English
～ United States folk singer and composer (1885-1949)
heart-leaf
— Noun
– English
～ evergreen low-growing perennial having mottled green and silvery-grey heart-shaped pungent leaves; Virginia to South Carolina
heart-leaf
— Noun
– English
～ wild ginger having persistent heart-shaped pungent leaves; West Virginia to Alabama
holly-leaf cherry
— Noun
– English
～ California evergreen wild plum with spiny leathery leaves and white flowers
hastate leaf
— Noun
– English
～ a leaf shaped like a spearhead with flaring pointed lobes at the base
Hanseatic League
— Noun
– English
～ a commercial and defensive confederation of free cities in northern Germany and surrounding areas; formed in 1241 and most influential in the 14th century when it included over 100 towns and functioned as an independent political power; the last official assembly was held in 1669
hockey league
— Noun
– English
～ a league of hockey teams
heart-leaved aster
— Noun
– English
～ perennial wood aster of eastern North America
holly-leaved cherry
— Noun
– English
～ California evergreen wild plum with spiny leathery leaves and white flowers
holly-leaves barberry
— Noun
– English
～ ornamental evergreen shrub of Pacific coast of North America having dark green pinnate leaves and racemes of yellow flowers followed by blue-black berries
Henry Lee
— Noun
– English
～ soldier of the American Revolution (1756-1818)
hind leg
— Noun
– English
～ the back limb of a quadruped