Chapter Hackamore to Hæmatosac of H by Webster's Dictionary (1913 Edition)

Haddock
(Had"dock) n. [OE. hadok, haddok, of unknown origin; cf. Ir. codog, Gael. adag, F. hadot.] (Zoöl.) A marine food fish allied to the cod, inhabiting the northern coasts of Europe and America. It has a dark lateral line and a black spot on each side of the body, just back of the gills. Galled also haddie, and dickie.

Norway haddock, a marine edible fish (Sebastes marinus) of Northern Europe and America. See Rose fish.

Hade
(Hade) n. [Cf. AS. heald inclined, bowed down, G. halde declivity.]

1. The descent of a hill. [Obs.]

2. (Mining) The inclination or deviation from the vertical of any mineral vein.

Hade
(Hade), v. i. (Mining) To deviate from the vertical; — said of a vein, fault, or lode.

Hades
(Ha"des) n. [Gr. "a',dhs, "A'idhs; 'a priv. + 'idei^n to see. Cf. Un-, Wit.] The nether world (according to classical mythology, the abode of the shades, ruled over by Hades or Pluto); the invisible world; the grave.

And death and Hades gave up the dead which were in them.

Rev. xx. 13

Neither was he left in Hades, nor did his flesh see corruption.

Acts ii. 31

And in Hades he lifted up his eyes, being in torments.

Luke xvi. 23

Hadj
(||Hadj) n. [Ar. hajj, fr. hajja to set out, walk, go on a pilgrimage.] The pilgrimage to Mecca, performed by Mohammedans.

Hadji
(Hadj"i) n. [Ar. hajji. See Hadj.]

1. A Mohammedan pilgrim to Mecca; — used among Orientals as a respectful salutation or a title of honor. G. W. Curtis.

2. A Greek or Armenian who has visited the holy sepulcher at Jerusalem. Heyse.

Hadrosaurus
(||Had`ro*sau"rus) n. [NL., fr. Gr. "adro`s thick + say^ros lizard.] (Paleon.) An American herbivorous dinosaur of great size, allied to the iguanodon. It is found in the Cretaceous formation.

Hæcceity
(Hæc*ce"i*ty) [L. hæcce this.] (Logic) Literally, this-ness. A scholastic term to express individuality or singleness; as, this book.

Hæma-
(Hæm"a-) Hæmato-
(Hæm"a*to-) (hem"a*to- or he"ma*to-), Hæmo-
(Hæm"o-) (hem"o- or he"mo-). [Gr. a"i^ma, a"i`matos, blood.] Combining forms indicating relation or resemblance to blood, association with blood; as, hæmapod, hæmatogenesis, hæmoscope.

Words from Gr. a"i^ma are written hema-, hemato-, hemo-, as well as hæma-, hæmato-, hæmo-.

Hæmachrome
(Hæm"a*chrome) (hem"a*krom or he"ma-), n. [Hæma- + Gr. chrw^ma color.] (Physiol. Chem.) Hematin.

Hæmacyanin
(Hæm`a*cy"a*nin) n. [Hæma- + Gr. ky`anos a dark blue substance.] (Physiol. Chem.) A substance found in the blood of the octopus, which gives to it its blue color.

When deprived of oxygen it is colorless, but becomes quickly blue in contact with oxygen, and is then generally called oxyhæmacyanin. A similar blue coloring matter has been detected in small quantity in the blood of other animals and in the bile.