English to English Dictionary

Hauteur

Haughtiness of manner; disdainful pride or superciliousness.

Havilah

A biblical region mentioned in the Book of Genesis, often associated with gold and precious resources.

Heave-to

To cause a sailing vessel to stop or maintain position by adjusting the sails and helm to counteract wind and sea forces.

Hectograph

A simple duplicating machine that uses a gelatin pad to transfer ink from an original document to multiple blank sheets.

Hedonism

The pursuit of pleasure; sensual self-indulgence.

Hegelian

Relating to or characteristic of the philosophy of Georg Wilhelm Friedrich Hegel, particularly his dialectical approach in which thesis and antithesis are resolved in a synthesis.

Helicoidal

Having the shape, form, or structure of a helix or spiral.

Heliograph

A signaling device by which sunlight is flashed in pulses using a movable mirror, formerly used for military communication.

Heliology

The scientific study of the sun, its structure, properties, and phenomena.

Hellenize

To make Greek in character, manners, language, or culture; to cause to adopt Greek customs.

Hematic

Relating to, containing, or blood-red in color.

Hematopoietic stem cell

An immature cell that can develop into all types of blood cells, including white blood cells, red blood cells, and platelets.