heliac
— Adjective
– English
~ pertaining to or near the sun; especially the first rising of a star after and last setting before its invisibility owing to its conjunction with the sun; "the heliacal rising of the Dog Star"; "the heliacal or Sothic year is determined by the heliacal rising of Sothis (the Egyptian name for the Dog Star)"
heliacal
— Adjective
– English
~ pertaining to or near the sun; especially the first rising of a star after and last setting before its invisibility owing to its conjunction with the sun; "the heliacal rising of the Dog Star"; "the heliacal or Sothic year is determined by the heliacal rising of Sothis (the Egyptian name for the Dog Star)"
Heliamphora
— Noun
– English
~ genus of pitcher plants of the Guiana Highlands in South America
Helianthemum canadense
— Noun
– English
~ perennial of the eastern United States having early solitary yellow flowers followed by late petalless flowers; so-called because ice crystals form on it during first frosts
helianthemum
— Noun
– English
~ any plant of the genus Helianthemum; vigorous plants of stony alpine meadows and dry scrub regions