Hagioscope, hag′-, or hā′ji-o-skōp, n. an oblique opening in the screen or chancel wall of a church to afford a view of the chief altar to those in a side chapel or aisle, a squint.—adj. Hagioscop′ic. [Gr. hagios, holy, skopein, to look.]

Hah, hä, interj. Same as Ha.

Ha-ha, imitation of the sound of laughter.

Ha-ha, Hawhaw, haw-haw′, n. a sunk fence, or a ditch not seen till close upon it.

Hahnemannian, hä-ne-man′i-an, adj. of or relating to C. F. S. Hahnemann (1755-1843), founder of the homeopathic method of treatment.

Haiduk, hī′duk, n. one of those, from the forests of eastern Hungary, who in the 16th century maintained a guerilla warfare against the Turks. [Hung. hajduk, pl. of hajdu, a cowherd.]

Haik, haik, n. an oblong piece of cloth which Arabs wrap round the head and body.—Also Haick, Haique, Hyke.

Haikh, haih, n. a branch of the Iranic group of Aryan languages, including Armenian and Ossetian: the native name of Armenia.—adj. Armenian.

Hail, hāl, v.t. to greet: to call to, at a distance: to address one passing.—n. a call: greeting.—interj. or imper. (lit.) may you be in health.—n. Hail′-fell′ow, a familiar friend.—adj. on hearty and intimate terms—'Hail, fellow! well met,' often used as a kind of descriptive adjective.—Hail from, to come from. [Ice. heill, health.]

Hail, hāl, n. frozen rain or particles of ice falling from the clouds.—v.i. to rain hail.—v.t. to pour down in rapid succession.—ns. Hail′shot, small shot which scatters like hail; Hail′stone, a single stone or ball of hail; Hail′-storm, a storm accompanied with hail.—adj. Hail′y. [A.S. hagol; Ger. hagel.]